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This paper introduces the main energy saving technologies of centrifugal pump.And the author proposes a new energy saving technology which is called prerotation regulated by the inlet guide vane.

本介绍了离心泵节能的主技术，并提出了前置导叶节的节能技术。

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原声例句
生活大爆 4

So, hey, speaking of money, how are you feeling about helping the physics department get a cryogenic centrifugal pump and molecular sieve?

到钱 你想不想帮物理系添置一个低离心泵和一个分子筛？

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生活大爆 4

Well, Mrs. Latham said she was seriously considering donating money so we could get a cryogenic centrifugal pump... Yes!

她在考虑要给我们捐钱 好让我们买一个低离心泵 太棒了！

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