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【Mechanical Equipment Technology Exchange Edition】Mechanical Equipment 【Daily Question】20201021

2020-10-21View Original

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This post was last edited by wyr261 on 2020-10-21 08:08. Centrifugal pumps rely on the ( ) generated by the rotation of the impeller’s center, which enables the impeller to continuously draw in and discharge liquid. A. High pressure B. Positive pressure C. Negative pressure D. Atmospheric pressure. Answer: C. The daily quiz activity for the mechanical equipment section has been restarted.:victory: Replies will earn rewards ranging from 5 to 15 points; please answer within three days. All forum members are welcome to participate actively and support the development of the forum! ! !

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