【Daily Question】Catalytic Coking Reformate Blending Version 20171020

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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: For a pressure vessel subjected to external pressure, the maximum operating pressure refers to the pressure that the vessel may experience during normal use (　　). A. Minimum pressure difference B. Maximum pressure difference C. Maximum absolute pressure difference D. Greatest pressure difference Answer: B. Please take action and 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. Petrochemical Zone – “Creative Ideas for Energy Saving”: The Second Event is in Full Swing http://bbs.hcbbs.com/thread-1666758-1-1.html 2017: “My Technical Upgrades” in the Coal Chemical Industry http://bbs.hcbbs.com/thread-1786290-1-1.html [Daily Question] Catalyst-based Coking and Reformation: A Summary of 2017 http://bbs.hcbbs.com/thread-1811219-1-1.html