选择题:4 _________ must fulfill its own purpose while sim

题目内容:
4
_________ must fulfill its own purpose while simultaneously fitting in with the others.



A.All organizations
B.Every employee
C.Each component
D.Each company
参考答案:

3、薄壁小孔因其通流量与油液的粘度无关,即对油温的变化不敏感,因此,常用作调节流量的节流器。

3、薄壁小孔因其通流量与油液的粘度无关,即对油温的变化不敏感,因此,常用作调节流量的节流器。 ( )

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8. 正常运转的直流无差调速系统,当△U=0时,系统将 ( )A.停止运转

8. 正常运转的直流无差调速系统,当△U=0时,系统将 ( )A.停止运转 B.在接近给定转速下运转C.在给定转速下运转

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