[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ficlbFOgu6cBKuBkw3Jj6FqepjeZOpYExGbQ49SsQG5s":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":15,"related":16,"source":25,"type":26},[],"2023-08-24 11:51:57",95860733,[8,9,10],"直线增加、缓慢增加、增加","直线减小、缓慢减小、减小","直线增加、缓慢减小、增加",{"courseId":12,"courseImg":13,"courseName":14},"373427d08f7015f1925b3d9e1478ea46","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F813e994b78b0e2604b722679f2b4cda7.jpg","电厂锅炉原理与设备","钢球磨煤机中随着钢球充满系数增大,磨煤电耗(),磨煤出力(),磨煤单位电耗( )",[17,27,35,43,46,54,63,71,80,89],{"answer":18,"createTime":5,"id":19,"options":20,"question":24,"source":25,"type":26},[],95860730,[21,22,23],"20—50r\u002Fmin,100—500r\u002Fmin,1000—3000r\u002Fmin","100—200r\u002Fmin,500—1500r\u002Fmin,1500—3000r\u002Fmin","16—20r\u002Fmin,50—300r\u002Fmin,500—1500r\u002Fmin","低速磨煤机转速是()、中速磨煤机转速是()、高速磨煤机转速是( )","v1",0,{"answer":28,"createTime":5,"id":29,"options":30,"question":34,"source":25,"type":26},[],95860731,[31,32,33],"降低、增加","最小,最大","降低,零","磨煤机转速小时,磨煤出力( ),临界转速下,磨煤机出力是()",{"answer":36,"createTime":5,"id":37,"options":38,"question":42,"source":25,"type":26},[],95860732,[39,40,41],"钢球提升高度最大,小于,接近","磨煤效果最好,接近,小于","磨煤出力最大,大于,等于","钢球磨煤机的最佳转速是根据( )确定的,工作转速应该是( )临界转速,()最佳转速",{"answer":44,"createTime":5,"id":6,"options":45,"question":15,"source":25,"type":26},[],[8,9,10],{"answer":47,"createTime":5,"id":48,"options":49,"question":53,"source":25,"type":26},[],95860734,[50,51,52],"磨煤出力","磨煤单位电耗","钢球金属磨损最小","钢球磨煤机是根据( )确定最佳钢球充满系数",{"answer":55,"createTime":5,"id":56,"options":57,"question":62,"source":25,"type":26},[],95860735,[58,59,60,61],"40mm","50mm","60mm","40、50、60mm按照一定比例配合使用","钢球磨煤机的钢球直径的选用(),磨煤效果较好",{"answer":64,"createTime":5,"id":65,"options":66,"question":70,"source":25,"type":26},[],95860736,[67,68,69],"磨煤出力最小","钢球撞击力最大","制粉单位电耗最小","钢球磨煤机最佳通风量是根据( )确定的",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":25,"type":26},[],95860737,[75,76,77,78],"低负荷","满负荷","高负荷","变负荷","钢球磨煤机经济负荷是( )",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":25,"type":26},[],95860738,[84,85,86,87],"褐煤","烟煤","无烟煤","所有煤种","钢球磨煤机适合磨制的煤种是( )",{"answer":90,"createTime":5,"id":91,"options":92,"question":96,"source":25,"type":26},[],95860739,[93,94,95],"磨盘、磨棍、挤压","叶片、冲击板,撞击","钢球、护甲、撞击","中速磨煤机的研磨部件包含( )和( ).它是靠( )力磨制粉末"]