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Catalytic Coking Reformate Blending Version 20190520

2019-05-20View Original

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Participation: Prize 1 Wealth; Correct answer: 3 Wealth as a reward. https://bbs.hcbbs.com/static/image/hrline/2.gif https://bbs.hcbbs.com/static/image/hrline/3.gif Multiple-choice question: Among the following options, which one is not a phenomenon caused by pump cavitation? ( ) A. The pump vibrates heavily. B. There is noise inside the pump. C. There are unusual sounds in the pipelines. D. The motor gets hot. Answer: D https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif Note: The answer will be announced automatically after two days.

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