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English Translations » 炼制(催化焦化深加工) » Practice **questions on March 22, 2017; replies will earn 2–

Practice **questions on March 22, 2017; replies will earn 2–6 points (** no scoring after it is displayed, thank you for your replies)

2017-03-22View Original

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Multiple-choice question: Regarding the influence of the mixed pressure difference in electrodialysis on the desalination efficiency, which of the following statements is correct? (　C　). A. A high mixing pressure difference indicates good mixing efficiency; therefore, the higher the mixing pressure difference, the better. B. A high mixing pressure difference results in finer dispersion of the injected water, which leads to less effective coagulation in the electric field. C. An excessively high mixing pressure drop can cause the crude oil to emulsify. D. To prevent crude oil from emulsifying, the mixing pressure drop should be as low as possible

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Translated at 2026-07-21 05:08:49

Original: https://bbs.hcbbs.com/thread-1763747-1-1.html

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