两台工况相似水泵的扬程与线性比例尺的（）成正比。A.一次方 B._爱下问搜题

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问题单项选择题

两台工况相似水泵的扬程与线性比例尺的（）成正比。

A.一次方

B.二次方

C.三次方

D.四次方

答案

参考答案：B

选择题

Little women is said _______ into several languages already.

A. that was translated
B. that it was translated
C. to be translated
D. to have been translated

选择题

中共“一大”确立的党的中心任务是[ ]

A．制定革命纲领

B．开展武装斗争

C．领导工人运动

D．领导农民运动