[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fcDOLVC7itIoVdmhALul8TxU9EI_E8pg_3oC29eu6gtw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-08 22:09:55",256252696,[8,9,10,11],"(0 , 0)","(xw , 0)","(0, xw )","(xw ,xw )",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},53,"64e483b0cda530c153cd88b3af47973b","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcf05e1ad51fee7f5f0840675b07df76a.jpg","化工原理（下）","78ba93f390b24089a85dcb65624b2dab","两组分连续精馏过程的计算","采用直接蒸汽加热时,提馏段操作线与横轴的交点坐标为( )",[21,32,41,51,60,69,78,87,92,95],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],256252683,[25,26,27,28],"精馏塔直径","理论板层数","精馏塔的处理量","操作回流比","下列计算内容属于精馏过程操作型计算的是( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],256252684,[36,37,38,39],"3","4","2.5","3.5","某精馏塔的精馏段操作线方程为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Feb5a9320e110ebd39bc48cc205d92cad.png\">,则操作回流比为( )",{"answer":42,"createTime":43,"id":44,"options":45,"question":50,"source":30,"type":31},[],"2025-12-20 09:02:02",256252685,[46,47,48,49],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F875db8cae65632801e58412331b0e2a5.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F237943d4b1cf93a5e64c6838839aac8f.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fdd498e2e1190b42759ef318ed4433957.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F678b03c63cedcec393f53f253bfc7aad.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb4e7c6fba1759edf6decca474825e115.webp\">",{"answer":52,"createTime":5,"id":53,"options":54,"question":59,"source":30,"type":31},[],256252686,[55,56,57,58],"q=0","q=1","0<q<1","q<0","对于汽液混合物进料,进料热状况参数为( )",{"answer":61,"createTime":5,"id":62,"options":63,"question":68,"source":30,"type":31},[],256252688,[64,65,66,67],"0.975","0.966","0.980","0.961","已知精馏塔的精馏段操作线方程为y=0.75x+0.245,塔顶采用全凝器,物系相对挥发度为2,则进入塔顶第一层理论板的汽相组成为( )",{"answer":70,"createTime":5,"id":71,"options":72,"question":77,"source":30,"type":31},[],256252690,[73,74,75,76],"0","1","<0",">0","对于饱和蒸汽(露点)进料,进料线(q线)的斜率为( )",{"answer":79,"createTime":5,"id":80,"options":81,"question":86,"source":30,"type":31},[],256252692,[82,83,84,85],"减少","增加","不变","不确定","回流比增大,完成一定的分离任务所需的理论板层数( )",{"answer":88,"createTime":5,"id":89,"options":90,"question":91,"source":30,"type":31},[],256252694,[82,83,84,85],"分离任务一定,回流比增大,操作费用( )",{"answer":93,"createTime":5,"id":6,"options":94,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":30,"type":31},[],256252698,[99,100,101,102],"7.5m","9.0m","9.5m","8.6m","某精馏塔中装有20层塔板,塔板间距为0.45m,则该精馏塔的有效高度为( )"]