单选:在确定数控机床坐标系时,首先要指定的是__________。A.X轴B.Y轴C.Z轴D.回转运动的轴 题目分类:机械制造行业技能考试 题目类型:单选 查看权限:VIP 题目内容: 在确定数控机床坐标系时,首先要指定的是__________。A.X轴B.Y轴C.Z轴D.回转运动的轴 参考答案:
- Do you mind if I ask for leave this afternoon?- _________A. Not at all, but - Do you mind if I ask for leave this afternoon?- _________A. Not at all, but 分类:机械制造行业技能考试 题型:单选 查看答案
- How long have you worked here?- _________A. Since about two years. B. I do n - How long have you worked here?- _________A. Since about two years. B. I do n 分类:机械制造行业技能考试 题型:单选 查看答案