[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fT18UDjEK8Cz9k3KZEC5ZIfM3BpjOy-XcjKqjAnFawoo":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":21,"type":22},[],"2026-01-12 03:37:20",309783850,[8,9,10,11],"等电位","等电流","由下而上","由上而下",{"courseId":13,"courseImg":14,"courseName":15},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","电气控制电路采用阿拉伯数字编号,标注方法按( )原则进行",[18,23,32,41,50,59,68,73,82,91],{"answer":19,"createTime":5,"id":6,"options":20,"question":16,"source":21,"type":22},[],[8,9,10,11],"v1",0,{"answer":24,"createTime":5,"id":25,"options":26,"question":31,"source":21,"type":22},[],309783851,[27,28,29,30],"L1、L2、L3","A 1、B2、 C3","l1、l2、l3","a、b、c","三相交流电路引入线采用( )N、PE标记",{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":21,"type":22},[],309783852,[36,37,38,39],"受力","未通电","通电","得电","电气元件绘制时的状态是下列哪种.( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":21,"type":22},[],309783853,[45,46,47,48],"双字母符号","单字母符号","辅助文字符号","特殊文字符号","接触器的符号"KM"是属于哪种文字符号( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":21,"type":22},[],309783854,[54,55,56,57],"电气原理图","电气元件布置图","电气安装接线图","电气元件剖面图","下列哪种图不属于电气控制系统图.( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":21,"type":22},[],309783855,[63,64,65,66],"开关电器","保护电器","主令电器","操作电器","按钮属于下列哪种低压电器",{"answer":69,"createTime":5,"id":70,"options":71,"question":72,"source":21,"type":22},[],309783856,[63,64,65,66],"熔断器属于下列哪种低压电器",{"answer":74,"createTime":5,"id":75,"options":76,"question":81,"source":21,"type":22},[],309783857,[77,78,79,80],"接触器","按钮","热继电器","熔断器","因为电动机可能会长时间运行,采用( )作为过载保护",{"answer":83,"createTime":5,"id":84,"options":85,"question":90,"source":21,"type":22},[],309783858,[86,87,88,89],"串联","并联","混联","短接","电路中的热继电器主触点应该和电动机( )连接在电路中",{"answer":92,"createTime":5,"id":93,"options":94,"question":95,"source":21,"type":22},[],309783859,[86,87,88,89],"电路中增加停止按钮时,需要将按钮的常闭触点( )在线圈回路中"]