{
"id": "2039",
"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":"1 Fundamentals of Circuits","result":"","resultStatus":"","lock":"","status":"published","taskId":"129747","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"1","published_number":"1","title":"[1.1.1]--1.1 Overview","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141159","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:31","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"[1.2.1]--1.2 Circuit Model","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141160","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:30","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"[1.3.1]--1.3 Current, Voltage and Power","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141161","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:30","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"[1.4.1]--1.4 Kirchhoff\u2019s Current Law","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141162","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:30","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"5","published_number":"5","title":"[1.5.1]--1.5 Kirchhoff\u2019s Voltage Law","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141163","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:08","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"6","published_number":"6","title":"[1.6.1]--1.6 Resistive Circuits","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141164","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"09:11","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"chapter","number":"2","published_number":0,"title":"2 Dynamic Circuits","result":"","resultStatus":"","lock":"","status":"published","taskId":"129748","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"7","published_number":"7","title":"[2.1.1]--2.1 Time-Varying Current and Vol","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141165","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:39","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"8","published_number":"8","title":"[2.2.1]--2.2 Capacitor","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141166","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:30","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"9","published_number":"9","title":"[2.3.1]--2.3 Charging and Discharging of","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141167","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"13:50","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"10","published_number":"10","title":"[2.4.1]--2.4 Inductor","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141168","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"02:53","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"11","published_number":"11","title":"[2.5.1]--2.5 Charging and Discharging of","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141169","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:54","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"12","published_number":"12","title":"[2.5.2]--Simulation of Charging an Induct","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141170","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:36","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"chapter","number":"3","published_number":0,"title":"3 AC Circuits","result":"","resultStatus":"","lock":"","status":"published","taskId":"129749","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"13","published_number":"13","title":"[3.1.1]--3.1 What is an AC Circuit","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141171","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:17","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"14","published_number":"14","title":"[3.2.1]--3.2 Sinusoidal Waveforms and Co","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141172","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"05:43","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"15","published_number":"15","title":"[3.3.1]--3.3 Phasor","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141173","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"06:07","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"16","published_number":"16","title":"[3.4.1]--3.4 Impedance","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141174","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:39","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"17","published_number":"17","title":"[3.5.1]--3.5 Analysis of AC Circuits","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141175","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"06:11","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"18","published_number":"18","title":"[3.5.2]--Simulation of an AC Circuit","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141176","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:28","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"19","published_number":"19","title":"[3.6.1]--3.6 AC Power","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141177","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:09","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"chapter","number":"4","published_number":0,"title":"4 General Analysis Techniques for Circuits","result":"","resultStatus":"","lock":"","status":"published","taskId":"129750","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"20","published_number":"20","title":"[4.1.1]--4.1 Reference Direction","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141178","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:45","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"21","published_number":"21","title":"[4.2.1]--4.2 Node Voltage Method","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141179","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"07:05","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"22","published_number":"22","title":"[4.3.1]--4.3 Loop Current Method","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141180","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:07","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"23","published_number":"23","title":"[4.4.1]--4.4 Circuit Equivalence","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141181","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:09","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"24","published_number":"24","title":"[4.5.1]--4.5 Circuit Theorems","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141182","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"07:34","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"chapter","number":"5","published_number":0,"title":"5 Extensions of Circuit Knowledge","result":"","resultStatus":"","lock":"","status":"published","taskId":"129751","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"25","published_number":"25","title":"[5.1.1]--5.1 Current Sources","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141183","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:30","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"26","published_number":"26","title":"[5.2.1]--5.2 Second-Order Circuits","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141184","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"05:42","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"27","published_number":"27","title":"[5.2.2]--Simulation of a Second-Order Cir","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141185","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:16","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"28","published_number":"28","title":"[5.3.1]--5.3 Magnetically Coupled Circuit","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141186","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:59","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"29","published_number":"29","title":"[5.4.1]--5.4 Dependent Sources","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141187","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"05:56","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"30","published_number":"30","title":"[5.5.1]--5.5 Two-Port Networks","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141188","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"06:29","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"31","published_number":"31","title":"[5.6.1]--5.6 Nonlinear Circuits","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141189","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"06:05","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"32","published_number":"32","title":"[5.6.2]--Simulation of a Chua's Circuit","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141190","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"06:36","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"chapter","number":"6","published_number":0,"title":"6 Applications of Circuit Knowledge","result":"","resultStatus":"","lock":"","status":"published","taskId":"129752","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"33","published_number":"33","title":"[6.1.1]--6.1 Operational Amplifiers","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141191","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:50","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"34","published_number":"34","title":"[6.1.2]--Simulation of a Summing Circuit","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141192","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:42","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"35","published_number":"35","title":"[6.2.1]--6.2 Filters","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141193","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"06:46","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"36","published_number":"36","title":"[6.2.2]--Simulation of a Filter Circuit","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141194","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:24","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"37","published_number":"37","title":"[6.3.1]--6.3 Resonance","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141195","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"05:31","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"38","published_number":"38","title":"[6.4.1]--6.4 Three-Phase Circuits","result":"","resultStatus":"","lock":false,"status":"published","taskId":"141196","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:32","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": "作业"
}
,
"testpaper-practice": {
"icon": "es-icon es-icon-kaoshi",
"name": "练习"
}
,
"exercise": {
"icon": "es-icon es-icon-mylibrarybooks",
"name": "刷题练习"
}
,
"download": {
"icon": "es-icon es-icon-filedownload",
"name": "下载资料"
}
,
"homework": {
"icon": "es-icon es-icon-graphicclass",
"name": "作业"
}
}
1746533760