[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fcGjNMPTJ8a9BAE85FPHQEosXAb3fvzMLrSZgwqVs5g4":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-06-17 12:35:19",152318402,[8,9,10,11],"screen","grit chamber","settling tank","comminutor",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},5,"7d8995a88b50c4daa7eb667e4fdd83c5","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbd4ceb085e7fb614315a0999b89440b7.jpg","环保专业英语","b0db5f6430b747b0841998c92bd0c7dc","一级水处理","What is the first step used in wastewater treatment plants nowadays",[21,32,40,43,51],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],152318399,[25,26,27,28],"domestic wastewater","industrial discharge","infiltration","all of the above","Discharges into a sanitary sewerage system consist of ______","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":39,"source":30,"type":31},[],152318401,[36,37,38,28],"physical process","biological process","chemical process","Primary treatment is that remove nonhomogenizable solids and homogenize the remaining effluent",{"answer":41,"createTime":5,"id":6,"options":42,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":44,"createTime":5,"id":45,"options":46,"question":50,"source":30,"type":31},[],152318404,[47,48,49,28],"The steel bars","The cleaning rakes","The flow meter","are activated when screens get sufficiently clogged to raise the water level in front of the bars",{"answer":52,"createTime":53,"id":54,"options":55,"question":59,"source":30,"type":31},[],"2024-06-17 12:35:20",152318406,[56,57,58,28],"Sludge","Oil and grease","Suspended solids","What can a screen remove"]