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【单选题】
50分度的游标卡尺的精度是多少?A.
0.1mm
B.
0.2m m
C.
0.01m m
D.
0.02mm
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】W: You seem to have a lot of work to do at your office. You 're always staying up late and working overtime. M: That's true. But it's no bother to me. The work is interesting. I don't mind the extra h...
A.
He doesn't care much about it.
B.
He enjoys it very much.
C.
He hates working overtime.
D.
The work bored him very much.
【单选题】W: You seem to have a lot of work to do at your office. You're always staying up late and working overtime. M:That's true. But it's no bother to me. THe work is interesting. I don't mind the extra hou...
A.
He doesn't care much about it.
B.
He enjoys it very much.
C.
He hates working overtime.
D.
The work bored him very much.
【多选题】很多人在穿着轮滑鞋滑行时都会出现空滑和滑倒，原因是（）
A.
轮滑鞋太过高级
B.
前进所需动力不再由脚向后踩踏地面的反作用力提供，而改由侧蹬地的反作用力提供
C.
前进所需动力的施力方向不再是由前往后，而应该是“由上往下”
D.
心理紧张
【简答题】尖轨、基本轨爬行、窜动量不大于（）mm。
【简答题】Conversation 1. What does the taxi driver tell the woman? [ ] A. There are many traffic lights. B. There are few vehicles on the road. C. The opera house is far away. 2. What does the woman do for...
【简答题】幼儿洗澡中滑倒，应该自己站起来。()
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