[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fNFvHJdoThjL_9YfWxx-KSET8pj9IcKFBXO7BpYU2aEM":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":17,"related":18,"source":22,"type":23},[],"2025-11-14 20:29:05",234084821,[8,9],"正确","错误",{"count":11,"courseId":12,"courseImg":13,"courseName":14,"workId":15,"workName":16},170,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_47835468","非机械类专业实习报告客观题部分","机械产品的制造过程即是产品从原材料转变为成品的全过程",[19,24,29,34,39,44,49,54,59,64],{"answer":20,"createTime":5,"id":6,"options":21,"question":17,"source":22,"type":23},[],[8,9],"v1",3,{"answer":25,"createTime":5,"id":26,"options":27,"question":28,"source":22,"type":23},[],234084822,[8,9],"钢铁材料是以铁和碳为主要成分的碳钢和铸铁的总称",{"answer":30,"createTime":5,"id":31,"options":32,"question":33,"source":22,"type":23},[],234084823,[8,9],"热处理的目的是改变工件整体或表面的组织和成分,以实现改变性能和用途,热处理一般安排在切削加工完成后进行",{"answer":35,"createTime":5,"id":36,"options":37,"question":38,"source":22,"type":23},[],234084824,[8,9],"一般来讲,在切削运动中,主运动速度最高,消耗的功率最大",{"answer":40,"createTime":5,"id":41,"options":42,"question":43,"source":22,"type":23},[],234084825,[8,9],"高速钢刀具允许的切削速度比硬质合金高",{"answer":45,"createTime":5,"id":46,"options":47,"question":48,"source":22,"type":23},[],234084826,[8,9],"CA6140型车床是最大工件回转直径为140mm的卧式车床",{"answer":50,"createTime":5,"id":51,"options":52,"question":53,"source":22,"type":23},[],234084827,[8,9],"典型机械制造过程是包括将原材料通过铸锻焊等工艺制成毛坯,然后进行切削加工或特种加工,再进行必要的热处理或其它处理,最后将零件进行装配调试成机器部件或产品的过程",{"answer":55,"createTime":5,"id":56,"options":57,"question":58,"source":22,"type":23},[],234084828,[8,9],"千分尺是比游标卡尺更为精确的测量工具,可以测量工件的内径、外径和深度等",{"answer":60,"createTime":5,"id":61,"options":62,"question":63,"source":22,"type":23},[],234084829,[8,9],"尺寸精度是用尺寸公差来控制的,对同一基本尺寸,公差等级越高,公差值越大",{"answer":65,"createTime":5,"id":66,"options":67,"question":68,"source":22,"type":23},[],234084830,[8,9],"形状精度用形状公差来控制,形状公差一般不需要基准"]