[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fnqz3m8qaiaHJu0Y8mhhnkEju4B-B0k68k2P0OJ68rNA":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-11-07 12:14:41",164860215,[8,9,10,11],"X0接通时,Y0线圈立即有输出","X0接通时,Y0线圈延时30秒才有输出","X0断开时,Y0线圈立即断开","X0断开时,Y0线圈延时30秒才断开",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},71,"05a2da7b909b5a5cbfa7d82e1eb59488","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1e5adc3e9a55be9c34db241cf82d4b85.png","22电气控制与PLC","work_38580056","单选题","阅读下图程序,下列说法中正确的是( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7b2b62ca728a4afa69bd9b1e5327f992.png\">",[21,32,41,44,53,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],164860213,[25,26,27,28],"40和40","50和30","60和20","30和50","FX3U-80MT型的PLC,输入输出点分别为( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],164860214,[36,37,38,39],"电容档","电压档","电流档","蜂鸣档","熔断器的好坏可以利用万用表的( )进行检测",{"answer":42,"createTime":5,"id":6,"options":43,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":30,"type":31},[],164860216,[48,49,50,51],"50%","60%","40%","100%","M8014脉冲占空比是( )",{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],164860217,[57,58,59,60],"增加辅助触点","短路保护","过载保护","延时通断控制回路","中间继电器的作用是( )",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],164860218,[66,67,68,69],"与非","非","或","与","在控制程序中,如果两个常开触点串联,则它们是( )逻辑关系",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],164860219,[75,76,77,78],"所受压力不同","膨胀系数不同","温度效应不同","强度不同","热继电器中双金属片的弯曲作用是由于双金属片( )",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],164860220,[84,85,86,87],"2秒","20秒","0.2秒","随机","阅读下图程序,T0设定的时间是( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa82a096f8c794a388a13e352cc0a9a04.png\">",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],164860221,[93,94,95,96],"置位Y0——Y7","置位Y0和Y7","复位Y0——Y7","复位Y0和Y7","X3接通后,下图中程序的运行结果为( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F87fa1f40c6cdea74c99e2d461b8f9055.png\">",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],164860222,[102,103,104,105],"在KM1的线圈前端串联KM2的常闭触点","在KM2的线圈前端串联KM1的常闭触点","在KM1的线圈前端串联KM2的常开触点","在KM2的线圈前端串联KM1的常开触点","欲使接触器KM1通电后接触器KM2才能通电,需要( )"]