{
"id": "215",
"isDefault": "1",
"learnMode": "freeMode",
"isMember": "",
"status": "published",
"currentTaskId": "",
"isHideUnpublish": "0"
}
{
"i18nChapterName": "章",
"i18nUnitName": "节",
"i18nLessonName": "课时",
"i18nTaskName":"任务"
}
[{"itemType":"chapter","number":"1","published_number":0,"title":"\u7eea\u8bba","result":"","resultStatus":"","lock":"","status":"published","taskId":"16553","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"lesson","number":"1","published_number":"1","title":"(\u89c6\u9891) \u7b2c001\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"18658","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c1-1\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"17528","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c001\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"17501","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"42:37","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"chapter","number":"2","published_number":0,"title":"\u566a\u58f0\u6c61\u67d3\u53ca\u5176\u63a7\u5236","result":"","resultStatus":"","lock":"","status":"published","taskId":"16567","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"lesson","number":"2","published_number":"2","title":"(\u89c6\u9891) \u7b2c002\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"18701","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-1\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"17588","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c002\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"17581","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:28","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"3","published_number":"3","title":"(\u89c6\u9891) \u7b2c003\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19118","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-2\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"17993","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c003\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"17990","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"44:29","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"4","published_number":"4","title":"(\u89c6\u9891) \u7b2c004\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19128","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-3\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"17998","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c004\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"17995","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"44:12","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"5","published_number":"5","title":"(\u89c6\u9891) \u7b2c005\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19136","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-4\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18003","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c005\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18001","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:32","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"6","published_number":"6","title":"(\u89c6\u9891) \u7b2c006\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"18790","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-5\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"17710","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c006\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"17692","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:43","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"7","published_number":"7","title":"(\u89c6\u9891) \u7b2c007\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"79271","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-6\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"76305","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c007\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"75634","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:43","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"8","published_number":"8","title":"(\u89c6\u9891) \u7b2c008\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"79272","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-7\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"76304","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c008\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"75635","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"48:43","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"9","published_number":"9","title":"(\u89c6\u9891) \u7b2c009\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19174","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-8\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18025","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c009\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18022","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:31","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"10","published_number":"10","title":"(\u89c6\u9891) \u7b2c010\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19184","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-9\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18030","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c010\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18027","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"41:36","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"11","published_number":"11","title":"(\u89c6\u9891) \u7b2c011\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19200","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-10\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18047","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c011\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18046","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"43:36","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"12","published_number":"12","title":"(\u89c6\u9891) \u7b2c012\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19207","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-11\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18058","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c012\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18055","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:48","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"13","published_number":"13","title":"(\u89c6\u9891) \u7b2c013\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19219","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-12\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18071","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c013\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18067","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:14","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"14","published_number":"14","title":"(\u89c6\u9891) \u7b2c014\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19229","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-13\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18083","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c014\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18079","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"48:44","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"15","published_number":"15","title":"(\u89c6\u9891) \u7b2c015\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19250","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c2-14\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18111","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c015\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18107","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"48:43","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"chapter","number":"3","published_number":0,"title":"\u632f\u52a8\u6c61\u67d3\u53ca\u5176\u63a7\u5236","result":"","resultStatus":"","lock":"","status":"published","taskId":"16624","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"lesson","number":"16","published_number":"16","title":"(\u89c6\u9891) \u7b2c015\u8bb2\uff08\u7b2c\u4e09\u7ae0\u4ece23\uff1a00\u5f00\u59cb\uff09","result":"","resultStatus":"","lock":"","status":"published","taskId":"19257","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c3-1\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18123","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c015\u8bb2\uff08\u7b2c\u4e09\u7ae0\u4ece23\uff1a00\u5f00\u59cb\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18120","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"48:43","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"17","published_number":"17","title":"(\u89c6\u9891) \u7b2c016\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19275","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c3-2\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18146","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c016\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18143","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:14","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"18","published_number":"18","title":"(\u89c6\u9891) \u7b2c017\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19282","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c3-3\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18158","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c017\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18152","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"51:31","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"19","published_number":"19","title":"(\u89c6\u9891) \u7b2c018\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19291","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c3-4\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18169","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c018\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18165","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"42:59","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"20","published_number":"20","title":"(\u89c6\u9891) \u7b2c019\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19298","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c3-5\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18178","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c019\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18174","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:30","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"21","published_number":"21","title":"(\u89c6\u9891) \u7b2c020\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19312","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c3-6\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18192","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c020\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18188","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:21","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"22","published_number":"22","title":"(\u89c6\u9891) \u7b2c021\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19320","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c3-7\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18201","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c021\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18197","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:09","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"23","published_number":"23","title":"(\u89c6\u9891) \u7b2c022\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19329","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c3-8\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18209","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c022\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18207","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:04","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"chapter","number":"4","published_number":0,"title":"\u7535\u78c1\u8f90\u5c04\u6c61\u67d3\u53ca\u5176\u9632\u6cbb","result":"","resultStatus":"","lock":"","status":"published","taskId":"16628","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"lesson","number":"24","published_number":"24","title":"(\u89c6\u9891) \u7b2c023\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19337","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c4-1\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18219","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c023\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18216","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:21","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"25","published_number":"25","title":"(\u89c6\u9891) \u7b2c024\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19352","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c4-2\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18236","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c024\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18233","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:03","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"26","published_number":"26","title":"(\u89c6\u9891) \u7b2c025\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19366","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c4-3\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18249","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c025\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18247","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:27","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"chapter","number":"5","published_number":0,"title":"\u653e\u5c04\u6027\u6c61\u67d3\u53ca\u5176\u9632\u6cbb","result":"","resultStatus":"","lock":"","status":"published","taskId":"16635","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"lesson","number":"27","published_number":"27","title":"(\u89c6\u9891) \u7b2c026\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19378","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c5-1\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18255","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c026\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18254","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:33","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"28","published_number":"28","title":"(\u89c6\u9891) \u7b2c027\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19395","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c5-2\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18273","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c027\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18271","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"44:04","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"29","published_number":"29","title":"(\u89c6\u9891) \u7b2c028\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19411","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c5-3\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18292","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c028\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18287","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:51","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"30","published_number":"30","title":"(\u89c6\u9891) \u7b2c029\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19417","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c5-4\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18298","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c029\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18295","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:31","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"chapter","number":"6","published_number":0,"title":"\u70ed\u6c61\u67d3\u53ca\u5176\u9632\u6cbb ","result":"","resultStatus":"","lock":"","status":"published","taskId":"16638","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"lesson","number":"31","published_number":"31","title":"\u7b2c30\u8bb210-08-17","result":"","resultStatus":"","lock":"","status":"published","taskId":"19427","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c6-1\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18315","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"\u7b2c30\u8bb210-08-17","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18313","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:14","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"chapter","number":"7","published_number":0,"title":"\u5149\u6c61\u67d3\u53ca\u5176\u9632\u6cbb","result":"","resultStatus":"","lock":"","status":"published","taskId":"16641","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"lesson","number":"32","published_number":"32","title":"(\u89c6\u9891) \u7b2c031\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"19451","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c7-1\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18345","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c031\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"18343","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"42:02","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"lesson","number":"33","published_number":"33","title":"(\u89c6\u9891) \u7b2c032\u8bb2","result":"","resultStatus":"","lock":"","status":"published","taskId":"32825","isOptional":"0","type":"lesson","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":1,"published_number":0,"title":"\uff08PPT\uff09\u7b2c7-2\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"76308","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":false},{"itemType":"task","number":2,"published_number":0,"title":"(\u89c6\u9891) \u7b2c032\u8bb2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"31920","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"48:21","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":false}]
授课教师
物理性污染控制
课程特色
PPT(33)
视频(33)