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English Translations » 甲醇及净化技术 » Purification Daily Question 0319

Purification Daily Question 0319

2019-03-20View Original

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How to prevent the pump from reversing? ( )A The outlet valve of the operating pump must be closed when stopping the pump. B The condition of the pump outlet check valve should be checked regularly. C The opening degree of the cold pump valve should be moderate
Reply #22019-03-20
B Regularly check the condition of the pump outlet check valve
Reply #32019-03-20
A The outlet valve of the operating pump must be closed when stopping the pump. B Regularly check the condition of the pump’s outlet check valve. C The opening degree of the cold pump valve should be moderate

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Translated at 2026-07-21 05:44:20

Original: https://bbs.hcbbs.com/thread-2357387-1-1.html

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