[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fPlJBpo_YcfuGAJ4YLHtz2MI_Kjhl-UML5_7nLURwt1U":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":16,"related":17,"source":27,"type":51},[],"2023-05-08 08:31:30",897570274,[8,9],"对","错",{"courseId":11,"courseImg":12,"courseName":13,"workId":14,"workName":15},"1000008301","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffe4b4d8308bd961509ad3bce16d0afa5.jpg","[共享课]机械制造技术（九江职业技术学院）","41845982","机械制造技术（九江职业技术学院）教程考试","砂轮粒度号越大,表示磨料的颗粒越大",[18,29,39,48,52,61,66,71,80,93],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],897570259,[22,23,24,25],"粒度","硬度","组织","强度","砂轮上磨粒受磨削力作用后,自砂轮表层脱落的难易程度称为砂轮的","v2",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":38},[],897570268,[33,34,35,36],"试切法","调整法","定尺寸刀具法","自动控制法","尺寸精度的获得方法有",1,{"answer":40,"createTime":5,"id":41,"options":42,"question":47,"source":27,"type":28},[],897570269,[43,44,45,46],"主切削刃","副切削刃","横刃","过渡刃","钻削时,主要产生轴向力的切削刃是",{"answer":49,"createTime":5,"id":6,"options":50,"question":16,"source":27,"type":51},[],[8,9],3,{"answer":53,"createTime":5,"id":54,"options":55,"question":60,"source":27,"type":28},[],897570280,[56,57,58,59],"90°偏刀","尖头车刀","45°弯头车刀","75°偏刀","既能车削外圆又能车削端面和倒角的车刀是",{"answer":62,"createTime":5,"id":63,"options":64,"question":65,"source":27,"type":51},[],897570284,[8,9],"铰刀可用于一般孔的粗加工与精加工",{"answer":67,"createTime":5,"id":68,"options":69,"question":70,"source":27,"type":51},[],897570287,[8,9],"麻花钻主切削刃上外缘处螺旋角最小",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":27,"type":28},[],897570288,[75,76,77,78],"滚齿","插齿","剃齿","珩齿","多联齿轮小齿圈齿形加工方法一般选用",{"answer":81,"createTime":5,"id":82,"options":83,"question":92,"source":27,"type":38},[],897570294,[84,85,86,87,88,89,90,91],"钻","粗镗","扩","铰","半精镗","磨","拉","精镗","铸铁箱体上Φ160H6孔应采用的加工方案是",{"answer":94,"createTime":5,"id":95,"options":96,"question":97,"source":27,"type":51},[],897570298,[8,9],"台阶端面磨削后,端面是否平整,可观察工件端面花纹来判定,平整端面的刀纹为交叉曲线"]