首页/ 题库 / [单选题]在液压系统中,空穴多发生在①阀口;②液压的答案

在液压系统中,空穴多发生在①阀口;②液压泵的进口处;③液压泵的出口处;④液压缸的进口处。其中那个位置时正确的。( )

单选题
2021-09-02 13:17
A、③
B、①②
C、①②③④
D、④
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正确答案
B

试题解析

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在液压系统中,空穴多发生在①阀口;②液压泵的进口处;③液压泵的出口处;④液压缸的进口处。其中那个位置时正确的。( )
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