题目内容

径向圆跳动公差带的形状为______,它与______公差带的形状相同。

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A.It is less serious in cities than in rural areas.B.It affects both junior and

A. It is less serious in cities than in rural areas.
B. It affects both junior and senior high schools.
C. It results from a worsening economic climate.
D. It is a new challenge facing American educators.

Why did Shipman say taking in animal is a poor strategy for survival?

A. Early humans were poor in survival resources.
B. Taking in animal was a very weird behavior.
C. Early humans didnt know how to track and kill.
D. Early humans switched from a vegetarian diet to meat.

现金日记账的登记方式是,根据现金收付有关的记账凭证,按时间顺序()进行登记。

A. 逐日汇总
B. 逐日逐笔
C. 逐日定期
D. 定期汇总

孔或轴采用包容要求时,遵守______边界,此时可以用孔或轴的______公差来控制______误差。

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