[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fg9EcjpTSsA-IhnFTgWD6gmi4eO5rShUWmhW3mM1HRnw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":15,"related":16,"source":26,"type":27},[],"2026-03-28 06:31:17",330073588,[8,9,10],"浅层","深层","所有",{"courseId":12,"courseImg":13,"courseName":14},"d65fb31777c1b2e65cdb08fab8af8ce2","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbd4ceb085e7fb614315a0999b89440b7.jpg","水资源利用与管理","大口井适用于开采( )地下水",[17,28,37,46,55,64,67,77,86,95],{"answer":18,"createTime":5,"id":19,"options":20,"question":25,"source":26,"type":27},[],330073583,[21,22,23,24],"扩大","缩小","改变","影响","桥墩式取水构筑物建在河中,( )了水流过水断面,容易造成附近河床冲刷","v1",0,{"answer":29,"createTime":5,"id":30,"options":31,"question":36,"source":26,"type":27},[],330073584,[32,33,34,35],"管井","大口井","复合井","辐射井","是地下水构筑物中应用最广的一种,适用于任何岩性与地层结构",{"answer":38,"createTime":5,"id":39,"options":40,"question":45,"source":26,"type":27},[],330073585,[41,42,43,44],"0.3~0.5","0.5~1.0","1.0~1.5","1.5~2.0","管井的井口要用优质黏土或水泥等不透水材料封闭,一般不少于3m,并应高出井室地面( )m,以防止井室积水流入井内",{"answer":47,"createTime":5,"id":48,"options":49,"question":54,"source":26,"type":27},[],330073586,[50,51,52,53],"50~100","100~150","150~200","200~300","管井的井壁管中,钢管一段不受井深限制,铸铁和钢筋混凝土管的应用深度一般不能大于( )m",{"answer":56,"createTime":5,"id":57,"options":58,"question":63,"source":26,"type":27},[],330073587,[59,60,61,62],"井口","过滤器","沉砂管","水泵机组","连接于井管,安装在含水层中,其构造、材质、施工安装质量对管井出水量、含砂量和工作年限有很大影响,所以是管井构造的核心",{"answer":65,"createTime":5,"id":6,"options":66,"question":15,"source":26,"type":27},[],[8,9,10],{"answer":68,"createTime":5,"id":69,"options":70,"question":75,"source":26,"type":76},[],330073589,[71,72,73,74],"河岸较陡","主流近岸,岸边水深足够","水质和地质条件都较好","水位变幅较稳定","岸边式取水构筑物适用于( )的情况",1,{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":26,"type":76},[],330073590,[81,82,83,84],"布置紧凑","占地面积较小","吸水管路短","水泵工作较可靠","合建式岸边取水构筑物的优点有( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":26,"type":76},[],330073591,[90,91,92,93],"对岸边地质条件有较高要求","构筑物的体形小","结构复杂","施工比较困难,且要求较高","合建式岸边取水构筑物的缺点有( )",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":26,"type":76},[],330073592,[99,100,101,102],"岸坡平缓","主流离岸较远","岸边缺乏必要的取水深度或水质不好","而河中心具有足够的水深或水质较好","河床式取水构筑物适用于( )的情况"]