题目内容

中转速柴油机曲轴转速n在()r/min。

A.n≤300
B.300
C.n>1000
D.n>430

查看答案
更多问题

内燃机车广泛采用()柴油机。

A.U形
B.V形
C.W形
D.直列

前列腺素不参与哪个调节过程()

A. 炎症
B. 热
C. 觉醒
D. 痛

防护员按各自分工负责的范围,分为驻站联络员、工地电话防护员、现场防护员和中间防护联络员4种。

A. 对
B. 错

1 working in a medical office you will find2numerous different pharmacy sales representatives (also referred to as drug reps) will show up to educate the medical staff on their latest products and drop off their medication samples.

答案查题题库