【Daily Question】Catalytic Coking Reformate Blending Version 20180521

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This post was last edited by Green Lotus on 2018-5-21 at 10:20. Participants: Prize 1 Wealth； Correct answer: Reward of 3 wealth points ； Note: This post is valid for 48 hours. Single-choice question: Which of the following statements about the operation of installing and removing blind flanges is correct? (　　) A. When removing the blind plate, the screws should be tightened quickly to release any residual gas inside. B. Safety training should be provided to the workers during the operation. C. The thicker the blind plate, the better. D. The blind plate should be installed on the flange at the back of the valve from which the material flows. Answer: D. Your participation is the greatest support for our work. 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 published automatically after two days. “My Device, My Home – Large-scale Original Photo Sharing Event (Phase 2): https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1868167&extra=page%3D1 【Q&A】Summary of Catalyst Coking and Reforming Oil Blending Data for 2017–2018~~Continuously being updated: https://bbs.hcbbs.com/thread-1826018-1-1.html 【Daily Question】Summary of Catalyst Coking and Reforming Oil Blending Data for 2017–2018~~Continuously being updated: https://bbs.hcbbs.com/thread-1811219-1-1.html