[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fz4ZsdMfZBeZDZ1KUhWRf3UpFHSSDHFBCV7VN4Ppz0QQ":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":29,"type":30},[],"2024-06-19 12:51:30",153182986,[8,9,10],"右方","左方","上方",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},100,"40f70844c182589154c40f2e1cc91c0d","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fdd42b8d75c4694358d0d0d763b302e92.jpg","电工上岗证考证培训","exam_122746530","电工上岗证模拟试题","几种线路同杆架设时,必须保证高压线路在低压线路( ).",[20,31,39,47,55,63,71,79,82,90],{"answer":21,"createTime":22,"id":23,"options":24,"question":28,"source":29,"type":30},[],"2024-06-19 12:51:29",153182977,[25,26,27],"接触器","熔断器","电阻器","属于配电器起的有( )","v1",0,{"answer":32,"createTime":22,"id":33,"options":34,"question":38,"source":29,"type":30},[],153182979,[35,36,37],"直流发电机","电流互感器","交流发电机","摇表的两个主要组成部分是手摇( )和磁电式流比计.",{"answer":40,"createTime":5,"id":41,"options":42,"question":46,"source":29,"type":30},[],153182981,[43,44,45],"并联","串联","正接","测量电压时,电压表应与被测电路( ).",{"answer":48,"createTime":5,"id":49,"options":50,"question":54,"source":29,"type":30},[],153182982,[51,52,53],"过载","控制","节流","热继电器的保护特性与电动机过载特性贴近,是为了充分发挥电机的( )能力",{"answer":56,"createTime":5,"id":57,"options":58,"question":62,"source":29,"type":30},[],153182983,[59,60,61],"30","16","50","电流从左手到双脚引起心室颤动效应,一般认为通电时间与电流的乘积大于( )mA·S时就有生命危险",{"answer":64,"createTime":5,"id":65,"options":66,"question":70,"source":29,"type":30},[],153182984,[67,68,69],"单相","两相","感应电","人体同时接触带电设备或线路中的两相导体时,电流从一相通过人体流入另一相,这种触电现象称为( )触电.A、 单相 B.两相 C.感应电",{"answer":72,"createTime":5,"id":73,"options":74,"question":78,"source":29,"type":30},[],153182985,[75,76,77],"单相三线制,三相四线制","单相三线制,三相五线制","单相两线制,三相五线制","在易燃、易爆危险场所,供电线路应采用( )方式供电",{"answer":80,"createTime":5,"id":6,"options":81,"question":18,"source":29,"type":30},[],[8,9,10],{"answer":83,"createTime":5,"id":84,"options":85,"question":89,"source":29,"type":30},[],153182987,[86,87,88],"1","10","1\u002F20 (0.05)","交流接触器的电寿命约为机械寿命的( )倍",{"answer":91,"createTime":92,"id":93,"options":94,"question":98,"source":29,"type":30},[],"2024-06-19 12:51:31",153182989,[95,96,97],"电烧伤","电烙印","皮肤金属化","电流对人体的热效应造成的伤害是( )."]