【Daily Question No. 133】May 13, 2017

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This post was last edited by liuquan1100 on 2017-5-13 at 16:01. [Daily Question No. 133] 2017.05.13: Foam entrainment ( ) (A) improves tray efficiency but affects product separation; (B) reduces tray efficiency and affects product separation; (C) improves tray efficiency without affecting product separation; (D) reduces tray efficiency but without affecting product separation. The reference answer can be seen after replying, and points will be awarded for identifying the key points. (Unless otherwise specified, all questions and answers are based on hydrogenation units.) ) (B) Reduces the efficiency of the tray, affecting product separation. Scoring criteria: 2 wealth points for incorrect answers; 3–8 points for *incomplete* answers; 10 wealth points for correct answers accompanied by a detailed explanation; 15–20 wealth points for correct answers with additional *insufficient* explanations. Please score according to these criteria. 2017 Q&A Summary Thread (updates have started) http://bbs.hcbbs.com/thread-1657793-1-1.html 2017 Daily Question Summary Thread (updates have started) http://bbs.hcbbs.com/thread-1657794-1-1.html 2016 Q&A Summary Thread (updates completed) http://bbs.hcbbs.com/thread-1597792-1-1.html