[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fHUrBaLPk_IY2h4G5cZGjc67qakk_M0zSHFgRipq1snE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-12-19 12:13:37",172253884,[8,9,10,11],"工作接地","重复接地","保护接地","故障接地",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},80,"f48616d24a246aab8d1691f46eec14aa","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F98bb9730420da73d49570721362ab112.jpg","电气安全技术","work_39855717","测试2","通常将电源中性点的接地叫做( )",[21,33,42,51,60,69,78,88,97,106],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-12-19 12:13:36",172253866,[26,27,28,29],"通过人体电流的大小","电流的持续时间","触电者的身体状况","以上都是","8.电流对人体的危害,主要取决于( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],172253868,[37,38,39,40],"≤1Ω","≤10Ω","≤4Ω","≤30Ω","重复接地电阻值一般( )",{"answer":43,"createTime":5,"id":44,"options":45,"question":50,"source":31,"type":32},[],172253870,[46,47,48,49],"兆欧表","万用表","接地电阻测量仪","钳表","绝缘电阻的测量必须用( )",{"answer":52,"createTime":23,"id":53,"options":54,"question":59,"source":31,"type":32},[],172253872,[55,56,57,58],"停电","工作许可制度","悬挂接地线","树立警示牌","19.下列( )是保证电气作业安全的组织措施",{"answer":61,"createTime":23,"id":62,"options":63,"question":68,"source":31,"type":32},[],172253874,[64,65,66,67],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F78be7beacc1801c4f99d65e8e135ae07.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F97dce95caa8554bf225981015d1e76eb.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F32a3ad3f3fcfa384d58dd68c7e2b541b.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffcd771e27d1610abf966a210b42a4c77.png\">","根据国家标准规定,下列安全标志属于警告标志的是( )",{"answer":70,"createTime":23,"id":71,"options":72,"question":77,"source":31,"type":32},[],172253876,[73,74,75,76],"越低、动作越快越好","越高、动作越快越好","乘积不大于30mA·S","乘积不大于50mA·S","单相漏电开关的动作电流与动作时间( )",{"answer":79,"createTime":80,"id":81,"options":82,"question":87,"source":31,"type":32},[],"2024-12-19 12:13:38",172253878,[83,84,85,86],"1.5~2. 5","1.05~1.1","1.2~1.5","4~5","照明电路选择空气开关时,空气开关的额定电流应为电路工作电流的( )倍之间",{"answer":89,"createTime":23,"id":90,"options":91,"question":96,"source":31,"type":32},[],172253880,[92,93,94,95],"TN-S","TN-C","IT","TT","供电方式安全可靠,适用于防电击要求高,爆炸和有火灾危险场所,如工业与民用建筑等低压供电系统.( )",{"answer":98,"createTime":23,"id":99,"options":100,"question":105,"source":31,"type":32},[],172253882,[101,102,103,104],"就近寻找电工","拨打120电话","使触电者迅速脱离电源","报告领导","6.发生低压触电首先要做的是( )",{"answer":107,"createTime":5,"id":6,"options":108,"question":19,"source":31,"type":32},[],[8,9,10,11]]