[{"itemType":"task","number":"1","published_number":"1","title":"\u5c04\u9891PA\u8bbe\u8ba1\u3001\u8c03\u8bd5\u548c\u6d4b\u8bd5\u6b65\u9aa4","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1911","isOptional":"0","type":"video","isTaskFree":"1","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"10:21","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"\u7f51\u5206\u6d4b\u8bd5P1dB\u7684\u65b9\u6cd5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1912","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"06:43","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"\u5c04\u9891PA 1dB\u538b\u7f29\u70b9\u7684\u6d4b\u8bd5\u65b9\u6cd5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1913","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:50","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"\u6e29\u5ea6\u5bf9\u5c04\u9891PA\u7684\u5f71\u54cd","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1914","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:32","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"5","published_number":"5","title":"\u653e\u5927\u5668\u5339\u914d\u7535\u8def\u4eff\u771f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2165","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:32","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true}]