[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fa5lRD1y6EEVan-01zECogpeQWHMNkIkSqPH7iRyRyf0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":90},[],"2024-01-07 20:54:35",128697845,[8,9,10,11],"表面淬火","渗碳","氮化","氮化离子",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},20,"3438a83d2daa4cfbfc916a91359b1491","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fdc8e575846ffa92e1837e8d9e70082ba.jpg","机械制造基础","work_30385362","","用低碳钢制造在工作中受较大冲击载荷和表面磨损较大零件,应采用何种表面热处理?",[21,33,39,47,56,61,66,72,77,82],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-01-06 16:19:08",128016591,[26,27,28,29],"淬火","正火","球化退火","回火","为使低碳钢便于机械加工,常预先进行何种操作","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":38,"source":31,"type":32},[],128016592,[26,37,28,29],"表面处理","为使高碳钢便于机械加工,常预先进行何种操作",{"answer":40,"createTime":23,"id":41,"options":42,"question":46,"source":31,"type":32},[],128016595,[43,44,45],"亚共析钢","共析钢","过共析钢","完全退火适用于哪种钢材",{"answer":48,"createTime":23,"id":49,"options":50,"question":55,"source":31,"type":32},[],128016597,[51,52,53,54],"淬火+低温回火","淬火+中温回火","淬火+高温回火","直接油冷","为使65钢具有高的弹性,应进行什么处理",{"answer":57,"createTime":23,"id":58,"options":59,"question":60,"source":31,"type":32},[],128016601,[51,52,53,54],"为使T8钢得到回火马氏体,应进行什么处理",{"answer":62,"createTime":23,"id":63,"options":64,"question":65,"source":31,"type":32},[],128016603,[8,9,10,11],"用低碳钢制造在工作中受较大冲击载荷和表面磨损较大零件,应采用何种表面热处理",{"answer":67,"createTime":23,"id":68,"options":69,"question":71,"source":31,"type":32},[],128016606,[70,28,29,51],"完全退火","为提高切削加工性能,45钢应采用何种热处理工艺",{"answer":73,"createTime":23,"id":74,"options":75,"question":76,"source":31,"type":32},[],128016610,[70,28,29,51],"为提高切削加工性能,T10钢应采用何种热处理工艺",{"answer":78,"createTime":23,"id":79,"options":80,"question":81,"source":31,"type":32},[],128016615,[70,28,27,51],"为提高钢的强度和硬度GCr15钢应采用何种热处理工艺",{"answer":83,"createTime":23,"id":84,"options":85,"question":89,"source":31,"type":32},[],128016617,[86,87,88],"T12钢淬火+低温回火","Cr12MoV钢淬火+低温回火","65钢淬火+低温回火","制造手用锯条应选用何种处理",1]