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.
本文介绍了离心泵节，提出了前置导叶预旋调节节。
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Well, Mrs. Latham said she was seriously considering donating money so we could get a cryogenic centrifugal pump... Yes!
莱森说她在考虑要给捐钱 好个低温离心泵 太棒了！
So, hey, speaking of money, how are you feeling about helping the physics department get a cryogenic centrifugal pump and molecular sieve?
说到钱 你想不想帮物理系添置个低温离心泵和个分子筛？
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划词翻译
详细解释
，
提出了前置导叶预旋调节
捐钱 好
个低温离心泵 太棒了！
