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This post was last edited by Green Lotus on 2019-2-16 at 10:35. Participants: Prize 1 Wealth； Correct answer: Reward of 3 wealth points ； Note: This post is valid for 48 hours. Final voting stage for the 2018 “Top 10 Outstanding Members of Haichuan” – only participants via Haichuan’s official WeChat account are eligible! https://bbs.hcbbs.com/thread-2281360-1-1.html Candidates selected for the Petrochemical Division: No. 32, Green Lotus; No. 33, Treasure Bowl 1; No. 34, Internet Phantom. Everyone is welcome to participate actively in voting! Thank you! ! ! https://bbs.hcbbs.com/static/image/hrline/2.gif https://bbs.hcbbs.com/static/image/hrline/3.gif 【Daily Question】Multiple-choice question: What is the characteristic of using choke control for stabilizing the pressure at the top of the tower? ( ) A. A smaller control valve can be used. B. The control lag is small. C. The pressure drop at the top of the tower is low. D. The air cooler is located below the reflux tank. Answer: B. Make a little progress every day. 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 released automatically after two days. “My Device, My Home – Large-Scale Original Photo Sharing Event (Part 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