[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ftr9PCwpBE93TAl6xVCJkMUm53eU1xd-e5SADyzXj2oQ":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2023-06-05 21:54:49",48133166,[8,9,10,11],"继承","控制","主从","管理",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},65,"c802bcb2b43a49354b15f88ac2dea6b8","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9c1e48361b00f3ee2086f4e259ed792b.jpg","变电站综合自动化","work_28067340","作业","分层式是一种将元素按不同级别组织起来的方式.其中,较上级的元素对较下级的元素具有( )关系",[21,32,35,44,53,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],48133165,[25,26,27,28],"正常运行方式","电池工作方式","旁路维护方式","旁路运行方式","UPS的工作方式有4种,当UPS检修时,要采用( )工作方式","v1",0,{"answer":33,"createTime":5,"id":6,"options":34,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":36,"createTime":5,"id":37,"options":38,"question":43,"source":30,"type":31},[],48133167,[39,40,41,42],"操作票票面破损、脏污","未按规定使用操作术语","漏盖章的操作票","操作票"√"未使用红色","下列( )情况视为不合格变电操作票",{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":30,"type":31},[],48133168,[48,49,50,51],"电平转换电路","串行输入\u002F输出","采用保持器","光电隔离装置","RTU和厂站监控对遥信量的采集处理过程中,首先经过( )",{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],48133169,[57,58,59,60],"蓄电池","控制模块","输出部分","通讯模块","独立的UPS有整流、逆变、旁路开关和( )组成",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],48133170,[66,67,68,69],"0.5 小时","1 小时","0.33 小时","2 小时","变电站计算机监控系统的电源应安全可靠,站控层设备宜采用交流不停电电源(UPS或逆变电源)供电,不间断电源的后备时间应不小于( )",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],48133171,[75,76,77,78],"浮充状态","均充状态","放电状态","以上都不对","在线式UPS蓄电池正常工作时处于( )",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],48133172,[84,85,86,87],"全球定位系统","手机卡","地理管理系统","全球信息系统","GPS是什么的简称( )",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],48133173,[93,94,95,96],"上行","下行","对时","单工","远动通道工作方式有( )、半双工、全双工,有主备通道时应能自动切换",{"answer":99,"createTime":5,"id":100,"options":101,"question":105,"source":30,"type":31},[],48133174,[102,103,104,78],"奇偶校验","循环冗余校验","纵横奇偶校验","为保证远动信息的可靠传输,通讯规约都采用了相应的纠错技术,CRC 校验是( )"]