【Daily Question】Catalytic Coking Reformate Blending Version 20171116

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This post was last edited by Green Lotus on 2017-11-16 09:39. Participants: Reward of 5 Wealth； Correct answer: Reward of 10 wealth points ； Note: This post is valid for 48 hours. Multiple-choice question: The surface area per unit volume of the filler is (　　). A. External surface area B. Internal surface area C. Specific surface area D. Ratio of external to internal surface area. Answer: C. Please participate by using your fingers – our ultimate goal is for everyone to acquire knowledge. Giving roses to others leaves a pleasant fragrance in one’s own hands. https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif Note: The answers will be released automatically after two days. 【Q&A】Summary post for 2017 on the catalytic coking reformate blending version: https://bbs.hcbbs.com/thread-1826018-1-1.html 【Daily Question】Summary post for 2017 on the catalytic coking reformate blending version: https://bbs.hcbbs.com/thread-1811219-1-1.html