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以还原制备金属铝为例讲解电解法在金属生产中的应用-曹颖
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以还原制备金属铝为例讲解电解法在金属生产中的应用-曹颖
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{getChapterName}
{getUnitName}
{getLessonName}
敬请期待
免费
{getTaskName}
剩余观看时长：{watchLimitRemaining}
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{activityStartTimeStr}
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{activityLength}
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{getTaskName}
敬请期待
{ "id": "1113", "isDefault": "1", "learnMode": "freeMode", "isMember": "", "status": "published", "currentTaskId": "", "isHideUnpublish": "0" }
{ "i18nChapterName": "章", "i18nUnitName": "节", "i18nLessonName": "课时", "i18nTaskName":"任务" }
[{"itemType":"task","number":"1","published_number":"1","title":"\u6559\u5b66\u8bbe\u8ba1","result":"","resultStatus":"","lock":true,"status":"published","taskId":"7478","isOptional":"0","type":"doc","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"\u6559\u5b66\u8bfe\u4ef6","result":"","resultStatus":"","lock":true,"status":"published","taskId":"7479","isOptional":"0","type":"ppt","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"\u6559\u5b66\u5b9e\u5f55","result":"","resultStatus":"","lock":true,"status":"published","taskId":"7480","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"40:33","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"\u8bf4\u8bfe\u89c6\u9891","result":"","resultStatus":"","lock":true,"status":"published","taskId":"7483","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"09:47","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true}]
{ "text": { "icon": "es-icon es-icon-graphicclass", "name": "图文" } , "video": { "icon": "es-icon es-icon-videoclass", "name": "视频" } , "audio": { "icon": "es-icon es-icon-audioclass", "name": "音频" } , "live": { "icon": "es-icon es-icon-videocam", "name": "直播" } , "discuss": { "icon": "es-icon es-icon-comment", "name": "讨论" } , "flash": { "icon": "es-icon es-icon-flashclass", "name": "Flash" } , "doc": { "icon": "es-icon es-icon-description", "name": "文档" } , "ppt": { "icon": "es-icon es-icon-pptclass", "name": "PPT" } , "testpaper": { "icon": "es-icon es-icon-kaoshi", "name": "考试" } , "homework": { "icon": "es-icon es-icon-zuoye", "name": "作业" } , "exercise": { "icon": "es-icon es-icon-mylibrarybooks", "name": "练习" } , "download": { "icon": "es-icon es-icon-filedownload", "name": "下载资料" } , "scorm": { "icon": "es-icon es-icon-graphicclass", "name": "Scorm" } , "exam": { "icon": "es-icon es-icon-graphicclass", "name": "course.activity.exam" } }
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