[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fU_nHQF4jbivjOVlw__K79jU-sY7PappN5YBY3W9gJCw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-03-24 11:12:04",180112274,[8,9,10,11],"崩碎切屑","带状切屑","挤裂切屑","单元切屑",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},49,"8e9f5a989986babfdadb831fc206bf59","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8d40544b12a99941cc76d2ee33a2f016.png","机械制造技术基础","work_42054650","第2章 切削原理与刀具测试题","加工塑性金属材料,当切削厚度较小,切削速度较高、刀具前角较大时,一般为( )",[21,32,41,50,59,68,77,86,95,104],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],180112265,[25,26,27,28],"前角增大","后角减小","前角减小","后角增大","当刀具产生了积屑瘤时,会使刀具的( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],180112266,[36,37,38,39],"磨削","铣削","镗削","车削","有色金属外圆精加工适合采用( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],180112267,[45,46,47,48],"前角变大,后角变小","前、后角均不变","前角不变,后角减小","前角变小,后角变大","安装车刀时,若刀尖低于工件回转中心,其工作角度与其标注角度相比将会( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],180112268,[54,55,56,57],"增大刃倾角","减小副偏角","减小后角","增大前角","刀具上能减小工件已加工表面粗糙度值的几何要素是( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],180112269,[63,64,65,66],"切削宽度","切削深度","切削长度","切削厚度","垂直于过渡表面度量的切削层称为( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],180112270,[72,73,74,75],"前刀面月牙凹的深度","刀尖磨损量","后刀面磨损宽度","后刀面磨损高度","刀具磨钝的标准是规定控制( )",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],180112271,[81,82,83,84],"基面","主运动方向","切削平面","进给方向","刃倾角是在切削平面内测量的主切削刃与( )之间的夹角",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],180112272,[90,91,92,93],"进给量","切削速度","背吃刀量","三个同样","在切削用量三要素中,( )对切削力的影响程度最大",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":30,"type":31},[],180112273,[99,100,101,102],"前、后刀面","前刀面","后刀面","副后刀面","切削铸铁工件时,刀具的磨损部位主要发生在( )",{"answer":105,"createTime":5,"id":6,"options":106,"question":19,"source":30,"type":31},[],[8,9,10,11]]