[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fii-__WciH9Pg0REZ-WT0aitqJoeQRVkq4F9fvFmYdV8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-11-13 20:53:51",165782372,[8,9,10,11],"电视机","录音机","电饭锅","手机充电器",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},515,"dc41c58cdcdb8a295f24ccd44fe18e08","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F68ff63b95fe994c6c1cb3f2c0028565d.png","电路分析基础与实验仿真","e1da1565c4954170a43a370594161389","安全用电题库","下列几种电器设备使用时,那种需要三孔插座( )",[21,33,42,51,60,69,78,87,96,99],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-11-13 20:53:50",165782356,[26,27,28,29],"48V","36V","24V","12V","在湿度大、狭窄、行动不便、周围有大面积接地导体的场所,使用的手提照明灯应采用( )安全电压","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],165782358,[37,38,39,40],"220Hz","80Hz","50Hz","20Hz","人体对交流电的频率而言,( )的交流电对人体伤害最严重",{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],165782360,[46,47,48,49],"钢丝钳","尖嘴钳","剥线钳","活络扳手","下列常用电工工具中,不具有绝缘套管的是( )",{"answer":52,"createTime":5,"id":53,"options":54,"question":59,"source":31,"type":32},[],165782362,[55,56,57,58],"白炽灯","荧光灯","高压汞灯","高压钠灯","常用于室外照明的灯是( )",{"answer":61,"createTime":5,"id":62,"options":63,"question":68,"source":31,"type":32},[],165782364,[64,65,66,67],"灯丝断裂","开关接触不良","灯丝局部短路","灯丝被氧化","线路供电正常而白炽灯不亮,不可能的原因是( )",{"answer":70,"createTime":5,"id":71,"options":72,"question":77,"source":31,"type":32},[],165782366,[73,74,75,76],"左孔","右孔","上孔","任意一个孔","正确安装三孔插座时,接地线应该是( )",{"answer":79,"createTime":5,"id":80,"options":81,"question":86,"source":31,"type":32},[],165782368,[82,83,84,85],"稳压","限流","产生瞬时高压","节省电能","荧光灯的镇流器从启动到工作的过程中起的作用是( )",{"answer":88,"createTime":5,"id":89,"options":90,"question":95,"source":31,"type":32},[],165782370,[91,92,93,94],"导电性","绝缘性","节能性","电阻性","做导线的材料要有良好的( )",{"answer":97,"createTime":5,"id":6,"options":98,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":100,"createTime":5,"id":101,"options":102,"question":106,"source":31,"type":32},[],165782374,[103,104,105],"&quot;在此工作&quot;","&quot;止步,高压危险&quot;","&quot;禁止合闸,有人工作&quot;","停电检修时,在一经合闸即可送电到工作地点的开关或刀闸的操作把手上,应悬挂如下哪种标示牌( )"]