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English Translations » 【化工工程交流】 » 【Daily Topic】【HVAC Version 20170112】

【Daily Topic】【HVAC Version 20170112】

2017-01-12View Original

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This post was last edited by yuchenchf on 2017-1-19 at 10:58. Reward for participation: 2 Wealth. Correct reward: 9 Wealth. Which of the following pipelines connected to the expansion tank needs to be equipped with a valve: ( ). 　　A. Expansion tube B. Circulation tube C. Signal tube D. Overflow tube C
Reply #22017-01-13
Which of the following pipelines connected to the expansion tank needs to be equipped with a valve: (D). 　　A. Expansion tube B. Circulation tube C. Signal tube D. Overflow tube
Reply #32017-01-13
Which of the following pipelines connected to the expansion tank needs to be equipped with a valve: (b). 　　A. Expansion tube B. Circulation tube C. Signal tube D. Overflow tube

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Translated at 2026-07-26 13:18:21

Original: https://bbs.hcbbs.com/thread-1664598-1-1.html

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