【Daily Question 2019】Hydrogen production and hydrogenation section – Questions 4-15

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【Daily Question 2019】Hydrogen production and hydrogenation section – Questions 4–15: When the time required for the catalyst in the hydrogenation unit to carry oil with hot hydrogen is reached, and ( ), the process of carrying oil with hot hydrogen by the catalyst comes to an end and the cooling phase begins. A. The liquid level in the high-pressure separator no longer rises. B. The interface level in the high-pressure separator no longer rises. C. The temperatures at the inlet and outlet of the reactor are equal. D. It cannot be determined. 1 (Unless otherwise specified, all questions and answers are based on the hydrogenation unit.) ) Correct: 3 wealth, Incorrect: 1 wealth ； Mass posting of posts – rated based on the lowest score ； Replies that are unrelated to the answer are considered spam and will be deleted immediately. For management purposes, if you need to view content from a few days ago, please go to https://bbs.hcbbs.com/home.php?mod=space&uid=3862647&do=thread&view=me&from=space through the summary post below