[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fCRuycPbV6nF1wJm3UAs0v9UzKmMfOlk5Hnx62POM6go":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":28,"type":29},[],"2023-09-06 23:57:58",96393267,[8,9,10],"扁平梯形","圆形","半圆形",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},15,"8740fbc9b54034b4251bf12e08081ddb","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd9db2d5efddaa106e36cd224f3bb20e3.jpg","金工实习-（材化学院用）","19e8bf51dcc541bcb72aa1980dd6d005","","为了有助于发挥横浇道的挡渣作用,横浇道截面常做成 ( )",[20,30,38,46,54,62,65,73,79,87],{"answer":21,"createTime":5,"id":22,"options":23,"question":27,"source":28,"type":29},[],96393262,[24,25,26],"提高型砂强度","便于起模","防止粘砂和提高型砂透气性","型砂中加入煤粉,锯木屑的主要作用是 ( )","v1",0,{"answer":31,"createTime":5,"id":32,"options":33,"question":37,"source":28,"type":29},[],96393263,[34,35,36],"端面","中间","最大截面","分型面应选择在零件的()",{"answer":39,"createTime":5,"id":40,"options":41,"question":45,"source":28,"type":29},[],96393264,[42,43,44],"气孔","砂眼","裂纹","模样上的分型砂必须吹干净,否则铸件易产生的缺陷是 ( )",{"answer":47,"createTime":5,"id":48,"options":49,"question":53,"source":28,"type":29},[],96393265,[50,51,52],"三箱造型","假箱造型","分模造型","当分型面是一个平面并且在工件的中间部位是应选用()手工造型方法",{"answer":55,"createTime":5,"id":56,"options":57,"question":61,"source":28,"type":29},[],96393266,[58,59,60],"活块造型","挖砂造型","整模造型","当工件有凸台结构时应选用()手工造型方法",{"answer":63,"createTime":5,"id":6,"options":64,"question":18,"source":28,"type":29},[],[8,9,10],{"answer":66,"createTime":5,"id":67,"options":68,"question":72,"source":28,"type":29},[],96393268,[69,70,71],"模样<零件<铸件","模样<铸件<零件","零件<铸件<模样","模样、零件、铸件三者之间的大小关系正确的是()",{"answer":74,"createTime":5,"id":75,"options":76,"question":78,"source":28,"type":29},[],96393269,[50,59,77],"地坑造型","当分型面是曲面时,适用的造型方法是()",{"answer":80,"createTime":5,"id":81,"options":82,"question":86,"source":28,"type":29},[],96393270,[83,84,85],"浇口","冒口","砂箱四角","手工落砂时,为使型砂振落,首先打开砂箱,然后用锤敲击 ( )",{"answer":88,"createTime":5,"id":89,"options":90,"question":93,"source":28,"type":29},[],96393271,[8,91,92],"长方形","倒三角形","内浇道一般开设的形状是 ( )"]