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【Daily Question】Catalytic Coking Reformate Blending Version (Multiple Choice) 20171101

2017-11-01View Original

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Participation: Prize of 5 Wealth; Correct answer: Reward of 10 wealth points ; Note: This post is valid for 48 hours. Multiple-choice question: Among the following options, the level gauge that measures based on the principle of variable buoyancy is (  ). A. Buoy B. Float C. Floating ball D. Glass. Answer: B. Take part by using your fingers – our ultimate goal is for everyone to acquire knowledge. http://bbs.hcbbs.com/static/image/hrline/1.gif http://bbs.hcbbs.com/static/image/hrline/2.gif Note: The answers will be released automatically after two days. 【Q&A】Summary Post for 2017: Catalytic Coking and Reforming Oil Blending Version http://bbs.hcbbs.com/thread-1826018-1-1.html 【Daily Question】Summary Post for 2017: Catalytic Coking and Reforming Oil Blending Version http://bbs.hcbbs.com/thread-1811219-1-1.html

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