[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fil6l6tUY6MznqumLfvI6-B7r6xN7FsANX12QwyHIkF8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2023-12-13 13:15:58",113625132,[8,9,10,11],"150mm","500mm","300mm","600mm",{"courseId":13,"courseImg":14,"courseName":15},"bd31c023a54647eb12c5c4fd7809a79d","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8f6d1861c2d7225ca42808692d75026e.jpg","暖通施工技术","风管安装时风管接口不得安装在墙内或楼板中,风管沿墙体或楼板安装时,距离墙面、楼板宜大于( ).答案:( )",[18,29,38,41,50,59,68,77,86,93],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],113625130,[22,23,24,25],"25mm","10mm","15mm","20mm","空调风管采用PVC及铝合金插件连接时,接口凹槽内可填满橡塑海绵、玻璃纤维等碎料,应采用胶粘剂粘接在凹槽内,碎料四周外部应采用绝热材料覆盖,绝热材料在风管上搭接长度应大于( ).答案:( )","v1",1,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],113625131,[33,34,35,36],"2.5~3.0倍","2.0~2.5倍","1.5~2.0倍","1.0~1.5倍","通风机出口接管应顺通风机叶片转向接出弯管.在现场条件允许条件下,还应保证通风机出口至弯管的距离最好为风机出口长边的( ).答案:( )",{"answer":39,"createTime":5,"id":6,"options":40,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":27,"type":28},[],113625135,[45,46,47,48],"4","12","8","16","风管漏光检测应分段检测,以总管和干管为主.中压系统风管以每10m接缝,漏光点不大于1处,且100m接缝平均不大于( )处为合格.答案:( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":27,"type":28},[],113625137,[54,55,56,57],"0.003","0.001","0.004","0.002","风管的连接应平直,不扭曲.明装风管水平安装时,水平度的允许偏差为( ).答案:( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":27,"type":28},[],113625140,[63,64,65,66],"1200mm","1600mm","2000mm","1000mm","酚醛铝箔复合风管长边尺寸小于或等于( )时,风管板材拼接可切45&deg;角直接粘接,粘接后在接缝处两侧粘贴铝箔胶带.答案:( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":27,"type":28},[],113625141,[72,73,74,75],"3倍","4倍","5倍","6倍","采用圆钢吊杆时与吊架根部焊接长度应大于( )的吊杆直径.答案:( )",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":27,"type":28},[],113625142,[81,82,83,84],"3\u002F1000","1\u002F1000","2\u002F1000","4\u002F1000","风口水平安装,水平度的偏差不应大于( ).答案:( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":92,"source":27,"type":28},[],113625146,[66,63,90,91],"800mm","1500mm","水平弯管在500mm范围内应设置1个支架,支管距干管( )范围内应设置1个支架.答案:( )",{"answer":94,"createTime":5,"id":95,"options":96,"question":101,"source":27,"type":28},[],113625147,[97,98,99,100],"1.0mm","1.4mm","1.2mm","1.6mm","风管穿越防火墙时防火阀安装应单独设吊架,穿墙风管的管壁厚度要大于( ),安装后在墙洞与防火阀间用水泥砂浆密封. 答案:( )"]