[{"itemType":"task","number":"1","published_number":"1","title":"RF PCB\u8bbe\u8ba1\u6280\u672f\u57fa\u7840\uff08\u4e00\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22176","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:32","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"RF PCB\u8bbe\u8ba1\u6280\u672f\u57fa\u7840\uff08\u4e8c\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22177","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:48","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"RF PCB\u8bbe\u8ba1\u6280\u672f\u57fa\u7840\uff08\u4e09\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22178","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:50","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"RF PCB\u8bbe\u8ba1\u6280\u672f\u57fa\u7840\uff08\u56db\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22179","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"23:52","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"5","published_number":"5","title":"RF PCB\u8bbe\u8ba1\u6280\u672f\u57fa\u7840\uff08\u4e94\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22190","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"13:10","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"6","published_number":"6","title":"RF PCB\u8bbe\u8ba1\u6280\u672f\u57fa\u7840\uff08\u516d\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22191","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"09:37","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"7","published_number":"7","title":"RF PCB\u8bbe\u8ba1\u4e4b\u4e8c---\u9694\u79bb\u5ea6\u6848\u4f8b\uff08\u4e00\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22192","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:39","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"8","published_number":"8","title":"RF PCB\u8bbe\u8ba1\u4e4b\u4e8c---\u9694\u79bb\u5ea6\u6848\u4f8b\uff08\u4e8c\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22193","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:37","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"9","published_number":"9","title":"RF PCB\u8bbe\u8ba1\u4e4b\u4e8c---\u9694\u79bb\u5ea6\u6848\u4f8b\uff08\u4e09\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22194","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:41","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"10","published_number":"10","title":"RF PCB\u8bbe\u8ba1\u4e4b\u4e09\uff1a\u963b\u6297\u8fde\u7eed\u6027\u5206\u6790","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22181","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"33:25","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"11","published_number":"11","title":"RF PCB\u8bbe\u8ba1\u4e4b\u4e09\uff1a\u963b\u6297\u8fde\u7eed\u6027\u5206\u6790 2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"22182","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"23:13","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true}]