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【Mechanical Equipment Technology Exchange Edition】Mechanical Equipment 【Daily Question】20201212

2020-12-12View Original

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The standards for the proper condition of centrifugal pumps specify that (A) with regard to seal leakage, the rate for light oils shall not exceed 10 drops per minute, and for heavy oils it shall not exceed 5 drops per minute. A. Machinery B. Packing C. Floating ring D. Screw. For the daily question activity in the mechanical equipment section, please reply within 3 days.:victory: Rewards range from 5 to 15 points depending on the response; those who can provide detailed answers will receive additional rewards. All forum members are welcome to participate actively and help promote the development of the forum! ! !

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