[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fgTWaSBSTrFMG7NRqnMyfnqJP52BR7Nune8Mm63hzm80":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-04-07 00:47:18",137118176,[8,9,10,11],"取指令","取非指令","或指令","与指令",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},20,"8b48a7d0afb93943098dcf419fa43700","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F29f3103fab1a85d1e06ee6ef52fbd694.png","现代PLC控制技术","work_33884774","语音分帧和加窗","PLC指令中LDN是( )",[21,32,41,50,59,66,69,78,83,88],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],137118171,[25,26,27,28],"100ms","10ms","1000ms","1ms","‏T37定时器的时基是多少","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],137118172,[36,37,38,39],"CTU","CTUD","TONR","CTD","下列指令中,当前值既可以增加又可以减少的是",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],137118173,[45,46,47,48],"置位端","复位端","装载端","脉冲端","减计数器的LD端的功能是",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],137118174,[54,55,56,57],"增计数器","减计数器","增\u002F减计数器","定时器","CTU是( )指令",{"answer":60,"createTime":5,"id":61,"options":62,"question":65,"source":30,"type":31},[],137118175,[11,10,63,64],"与非指令","或非指令","PLC指令中AN是( )",{"answer":67,"createTime":5,"id":6,"options":68,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":70,"createTime":71,"id":72,"options":73,"question":76,"source":30,"type":77},[],"2024-04-07 00:51:45",137118219,[74,75],"正确","错误","定时时间=预置值×时基",3,{"answer":79,"createTime":71,"id":80,"options":81,"question":82,"source":30,"type":77},[],137118220,[74,75],"通电延时定时器的符号为 TON",{"answer":84,"createTime":71,"id":85,"options":86,"question":87,"source":30,"type":77},[],137118222,[74,75],"当使能端IN接通时,记忆型通电延时定时器TONR以上一次的保持值作为当前值开始",{"answer":89,"createTime":71,"id":90,"options":91,"question":92,"source":30,"type":77},[],137118224,[74,75],"‏经验设计法的程序是不唯一的"]