[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fgcp_WHv9EPCtqPVvcR2ksAkeVfJNs1tloOSVvHiX7-g":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2023-06-08 22:21:26",54100478,[8,9,10,11],"8 分钟","10 分钟","20 分钟","30 分钟",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},41,"ab552e5fb8627b37e5b7ac89ccfa1de5","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F890043f9045cfe6165ba6892493402bb.jpg","化工机器","9fe3861da01342c4ac8054dc097a08a8","第3套题","气密性试验时,压力应缓慢上升,达到规定试验压力后保压( ),然后降至设计压力, 对所有焊接接头和连接部位进行泄漏检查",[21,32,41,50,59,68,77,86,95,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],54100470,[25,26,27,28],"低","高","等于","无要求","管子管板采用胀接连接时,一般要求管子硬度( )于管板硬度","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],54100471,[36,37,38,39],"制造","设计","质量","生产","中国制订的 GB150 和 JB4732 等规范在主体上都是以( )为主的规范",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],54100472,[45,46,47,48],"1998 年","2012 年","2009 年","2011 年","GB150《钢制压力容器》是中国第一部压力容器标准,现行为( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],54100473,[54,55,56,57],"基本保安措施","辅助保安措施","绝对保安措施","以上三种都是","装用漏电保护器,是属于哪种安全技术措施( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],54100474,[63,64,65,66],"屈服强度","化学成分","质量等级","脱氧方法","碳素结构钢 Q235-A•Z 中的 Z 表示( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],54100475,[72,73,74,75],"20","35","65Mn","GCr15","下列材料牌号中,属于中碳钢的是( )",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],54100476,[81,82,83,84],"mt1=mt2=m,αt1=αt2=α","mn1=mn2= m,αt1=αt2=α","mn1=mn2=m,αt1=αt2,β1= -β2","mn1=mn2=m,αn1=αn2,β1=±β2","斜齿圆柱齿轮传动的正确啮合条件是( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],54100477,[90,91,92,93],"甲是整体法兰,乙是活套法兰","甲较乙多了一个刚度较大的圆筒形短节","乙带有一个壁厚为 12mm 或 16mm 的圆筒形短节,甲不带这种短节","乙较甲多了一个刚度较大的圆筒形短节","压力容器中的甲,乙型平焊法兰,在结构方面的主要区别是( )",{"answer":96,"createTime":5,"id":6,"options":97,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":99,"createTime":5,"id":100,"options":101,"question":105,"source":30,"type":31},[],54100479,[102,103,28,104],"塔心向塔壁","塔壁向塔心","A 和 B 均可","填料塔中,填料应从( )均匀填平,避免架桥变形"]