[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fwGBDShbjWMZXwz-0Xl6aAxhAeMSXv-tySq65B8pMqYM":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2023-12-20 10:22:30",118061237,[8,9,10,11],"1.5~3倍","2~3倍","4~5倍","1~2倍",{"courseId":13,"courseImg":14,"courseName":15},"a42cffdbffbd7fa5382283bc54fde819","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2e6a2f94f62a339ab8309ac300b98243.png","建筑设备与识图","塑料线管敷设,用套管连接时,套管长度为连接管径的( )",[18,29,38,47,56,65,74,83,92,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],118061221,[22,23,24,25],"截止阀","止回阀","蝶阀","闸阀","消防环状管网常选用的阀门是( )","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],118061222,[33,34,35,36],"上边右边","上边左边","下边右边","下边左边","室内冷、热水管道平行敷设时,冷水管应在热水管的( )",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":27,"type":28},[],118061223,[42,43,44,45],"铜芯塑料线","铝芯塑料线","铜芯橡皮线","铝芯橡皮线","导线型号BLV的含义是( )",{"answer":48,"createTime":5,"id":49,"options":50,"question":55,"source":27,"type":28},[],118061224,[51,52,53,54],"42KV","10KV","3KV","50KV","VV42-10-3&times;50表示该电缆的额定电压是( )",{"answer":57,"createTime":5,"id":58,"options":59,"question":64,"source":27,"type":28},[],118061225,[60,61,62,63],"L N","L PE","N L","N PE","单相两孔插座横装时,面对插座的右极、左极分别接( )",{"answer":66,"createTime":5,"id":67,"options":68,"question":73,"source":27,"type":28},[],118061226,[69,70,71,72],"稳压","阻气疏水","阻汽疏水","阻水排汽","蒸汽采暖系统设置疏水器的作用是( )",{"answer":75,"createTime":5,"id":76,"options":77,"question":82,"source":27,"type":28},[],118061228,[78,79,80,81],"开启","半开半闭","关闭","用堵头堵上","供热管道做水压试验时,试验管道上的阀门应( )",{"answer":84,"createTime":5,"id":85,"options":86,"question":91,"source":27,"type":28},[],118061233,[87,88,89,90],"预热","预加工","预拉伸","调试","供热系统的补偿器在安装之前,需要按照设计要求或产品说明进行( )",{"answer":93,"createTime":5,"id":6,"options":94,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":27,"type":28},[],118061239,[99,100,101,102],"15~20mm","1.5~2m","200~500mm","150~200mm","翘板式开关距地面高度设计无要求时,应为1.3m,距门口为( )"]