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English Translations » 【化工工程交流】 » [Daily Question] Basic Process Knowledge (Multiple Choice) 2

[Daily Question] Basic Process Knowledge (Multiple Choice) 20200119

2020-01-19View Original

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This post was last edited by HP0377 on 2020-1-19 09:11. When selecting a gas control valve for a heating furnace, its type should be B. A. Air shut-off valve B. Air on-valve C. Cascade control D. Cannot be determined
Reply #22020-01-19
Safety instrument, air-operated valve, choose B

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Translated at 2026-07-21 03:48:30

Original: https://bbs.hcbbs.com/thread-2896940-1-1.html

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