[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$feAkEDJJ_ur21F-hJBrIQmZIjfOTHhxw_EV2PQgplGSY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-04 05:07:30",249510760,[8,9,10,11],"原材料","夹具","冷却液","量具",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},28,"7dfa51c3ecbc0fa6eb8d5a101c24fda4","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Feb94cef811d1b5f37abbd66b6ec955ef.png","机械制造技术（2024）","work_48661087","第9次作业:函数的单调性与极值","下列哪项属于工艺装备",[21,32,41,50,59,68,77,86,95,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],249510752,[25,26,27,28],"生产效率高","工艺装备通用化","产品成本低","自动化程度高","单件小批量生产的主要特点是","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],249510753,[36,37,38,39],"加工难度降低","应力集中且不易加工","材料利用率提高","装配更方便","零件上设计不必要的尖角会导致",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],249510754,[45,46,47,48],"前道工序表面粗糙度","本道工序加工精度","零件材料密度","前道工序尺寸公差","确定加工余量时不需要考虑的因素是",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],249510755,[54,55,56,57],"形状复杂的薄壁件","大型结构件拼接","高精度零件","大批量生产件","焊接毛坯适用于下列哪种情况",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],249510756,[63,64,65,66],"工件的旋转运动","刀具的旋转运动","刀具的直线运动","工件的直线运动","钻削加工的主要运动是",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],249510757,[72,73,74,75],"各组成环公差之和","各组成环公差之差","增环公差之和减减环公差之和","各组成环公差的平均值","极值法解尺寸链时,封闭环的公差等于",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],249510758,[81,82,83,84],"铸件","锻件","焊接件","型材","大批量生产轴类零件时,最适宜的毛坯类型是",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],249510759,[90,91,92,93],"提高零件强度","降低制造成本并保证质量","增加零件重量","缩短设计周期","零件结构工艺性分析的主要目的是",{"answer":96,"createTime":5,"id":6,"options":97,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],249510761,[102,103,104,105],"过盈配合","过渡配合","有合理的公差等级","间隙配合","为便于装配,零件上的配合表面应设计为"]