【Daily Question】Catalytic Cracking, Coking, and Reforming Version 20170218

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This post was last edited by 103388716 on 2017-2-18 at 12:39. To increase the popularity of this section, a daily quiz activity has been launched; the goal of this activity is: “Learn a little bit every day, and make significant progress over ten days.” I hope everyone will participate actively; by learning and making progress, they can also easily bring wealth home :) . Participation: Prize of 5 Wealth ； Correct answer: Reward of 10 wealth points ； Note: Questions from the same day will receive full feedback if answered on the same day; answers given the next day will earn 5-8 wealth points. This post is valid for 48 hours. http://bbs.hcbbs.com/static/image/hrline/4.gif Multiple-choice question (Catalysis section): Which octane rating is used in China as a standard for gasoline brands? A. Motor method B. Harmonization C. Roads D. Research method. Correct answer: D. Petrochemical areas – an activity aimed at generating new ideas for energy savings: http://bbs.hcbbs.com/thread-1669271-1-1.html. Xiaomi phones are waiting for you to claim them