[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fS2a998bwBez41eD6DWiyK11bl3y19m84y3f7Zt70r5M":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-06-05 16:17:47",148911705,[8,9,10,11],"傅里叶定律","顿冷却公式","传热方程式","热路欧姆定律",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},58,"b8e6b3ab4c98a1fc030520bb17056949","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F25b30343053994e8940089572d36015b.jpg","材料传输原理","work_35505124","第六章 邓小平理论 作业","公式Φ=hAΔt的名称是什么? ( )",[21,33,42,45,54,64,73,82,92,101],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-06-05 16:17:46",148911701,[26,27,28,29],"夹层抽真空","增大当量直径","加肋片","加遮热板","下述几种方法中,强化传热的方法是哪一种?( )","v1",0,{"answer":34,"createTime":5,"id":35,"options":36,"question":41,"source":31,"type":32},[],148911703,[37,38,39,40],"顺流","交叉流","逆流","混合流","在相同的进出口温度下,换热器采用哪种流动型式有可能获得最大平均温差?( )",{"answer":43,"createTime":5,"id":6,"options":44,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":46,"createTime":5,"id":47,"options":48,"question":53,"source":31,"type":32},[],148911707,[49,50,51,52],"管道热损失最大时的热绝缘直径","管道热损失最小时的热绝缘直径","管道完全没有热损失时的热绝缘直径","管道热阻最大时的热绝缘直径","临界热绝缘直径是指:( )",{"answer":55,"createTime":56,"id":57,"options":58,"question":63,"source":31,"type":32},[],"2024-06-05 16:17:49",148911709,[59,60,61,62],"变大","变小","不变","可能变大,也可能变小","增厚圆管外的保温层,管道热损失将如何变化?( )",{"answer":65,"createTime":56,"id":66,"options":67,"question":72,"source":31,"type":32},[],148911712,[68,69,70,71],"板翅式换热器","套管式换热器","回转式换热器","螺族板式换热器","下列哪种传热器不是间壁式换热器?( )",{"answer":74,"createTime":56,"id":75,"options":76,"question":81,"source":31,"type":32},[],148911714,[77,78,79,80],"ε","C min\u002FC max","KA\u002FC min","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5575a0dad94af96ebd7364de39abb265.png\">","下列哪个是传热单元数",{"answer":83,"createTime":84,"id":85,"options":86,"question":91,"source":31,"type":32},[],"2024-06-05 16:17:50",148911716,[87,88,89,90],"辐射传热","导热","对流传热","复合传热","加热炉外壁面与环境间的传热属于下述哪种传热方式?( )",{"answer":93,"createTime":84,"id":94,"options":95,"question":100,"source":31,"type":32},[],148911718,[96,97,98,99],"0.02m","200m","0.005m","50m","已知敷设在圆管外的保温材料的导热系数为0.08W\u002F(m·K),管外环境介质的传热系数为8W\u002F(m2·K),其临界热绝缘直径为",{"answer":102,"createTime":84,"id":103,"options":104,"question":109,"source":31,"type":32},[],148911720,[105,106,107,108],"流体出口温度可通过查图得到","不需要计算传热系数","不需要计算对数平均温差","不需要进行试算","用ε—NTU法进行换热器的校核计算比较方便是由于下述的哪个理由?( )"]