[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fwZghQa1jvcZ6yeU0d7iU-hkkwtEyDvJcb2aH4COJhhs":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2025-12-21 00:10:37",276493762,[8,9,10,11],"通过球心","偏离球心","不过球心","铅垂放置",{"courseId":13,"courseImg":14,"courseName":15},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","球面与圆柱相交,当相贯线的形状为圆时,说明圆柱轴线( )",[18,29,38,47,56,59,68,77,86,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],276493758,[22,23,24,25],"投射线与投影面相倾斜的投影","投影物体与投影面相倾斜的投影","投射中心与投影面相倾斜的投影","投射线相互平行且与投影面相倾斜的投影","关于斜投影的定义,下列叙述正确的是( )","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],276493759,[33,34,35,36],"圆弧线和主要轮廓线","中心线和主要轮廓线","中心线和视图剖面线","半径线和所有轮廓线","在方格纸上徒手绘制平面图形时,大圆的( )应尽可能利用方格纸上的线条,图形各部分之间的比例可按方格纸上的格数来确定",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":27,"type":28},[],276493760,[42,43,44,45],"柱形","锥形","球形","矩形","铅芯削磨形状为( )的铅笔用于画粗实线",{"answer":48,"createTime":5,"id":49,"options":50,"question":55,"source":27,"type":28},[],276493761,[51,52,53,54],"Rz","Ry","Ra","Rf","表面粗糙度主要评定参数中应用最广泛的轮廓算术平均偏差用( )代表",{"answer":57,"createTime":5,"id":6,"options":58,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":27,"type":28},[],276493763,[63,64,65,66],"从材料内部指向材料外","从材料表面指向材料外","从材料外指向材料表面","从材料内指向材料表面","表面粗糙度的代号应标注在可见轮廓线、尺寸线、尺寸界线或它们的延长线上,其中符号的尖端必须( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":27,"type":28},[],276493764,[72,73,74,75],"职业分工","人才分类","职业文化","职业职责","职业道德主要概括本职业的职业业务和( ),反映本职业的特殊利益和要求",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":27,"type":28},[],276493765,[81,82,83,84],"形成原理","绘制方式","尺寸标注","加工方法","零件图上,对铸造圆角的( )可在技术要求中用"未注铸造圆角R×~R×"方式标注",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":27,"type":28},[],276493766,[90,91,92,93],"圆柱齿轮","圆锥齿轮","蜗杆蜗轮","高速滑轮","标准直齿( A )的齿顶圆直径计算公式为:da=m( )",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":27,"type":28},[],276493767,[99,100,101,102],"左视图","物体","投影图","三视图","绘制正等轴测图,首先在投影图中画出( )上的直角坐标系"]