【Daily Question】Catalytic Coking Reformate Blending Version (Multiple Choice) 20171031

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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: Which of the following statements about pressure tapping points is incorrect? (　　). A. To prevent blockage of the pressure gauge tube, the sampling point should be located on a vertical pipe. B. When measuring liquid pressure, the sampling point should be at the lower part of the pipe, so that no gas accumulates inside the pressure gauge tube. C. When measuring gas pressure, the sampling point should be at the upper part of the pipe, so that no liquid accumulates inside the pressure gauge tube. D. The sampling point should not be located in areas where the flow velocity is chaotic. Answer: A. Please take a moment to participate; 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