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One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 411

2016-01-07View Original

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In the VCM conversion system, the amount of sodium hydroxide solution in the caustic washing tower used for hydrogen oxidation gradually decreases. The pressure difference in this tower ( ) A. remains unchanged B. decreases C. increases. Answer: A, remains unchanged
Reply #22016-01-07
In the VCM conversion system, the amount of sodium hydroxide solution in the caustic scrubber tower used for hydrogen circulation gradually decreases, resulting in an increase in the pressure difference within that tower.
Reply #32016-01-07
B. Reduce ~~~~~~~~~~~~~~~~~~~~~~~
Reply #42016-01-07
In the VCM conversion system, the amount of sodium hydroxide solution in the caustic wash tower used for hydrogen oxidation gradually decreases, and the pressure difference in that tower (B)
Reply #52016-01-07
C. Increase. ------------------------------------------------
Reply #62016-01-07
In the VCM conversion system, the amount of sodium hydroxide solution in the caustic washing tower used for hydrogen circulation gradually decreases, and the pressure difference in that tower increases
Reply #72016-01-07
In the VCM conversion system, the amount of sodium hydroxide solution in the caustic wash tower used for hydrogen circulation gradually decreases, and the pressure difference in this tower (B) A. remains unchanged B. decreases C. increases
Reply #82016-01-07
In the VCM conversion system, the amount of sodium hydroxide solution in the caustic washing tower used for hydrogen circulation gradually decreases, and the pressure difference in that tower ( ) Answer: A, remains unchanged

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Translated at 2026-07-21 01:00:35

Original: https://bbs.hcbbs.com/thread-1532436-1-1.html

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