【Daily Question】Catalytic Coking Reformate Blending Version 20170411

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To increase the popularity of this section, a daily quiz activity has been launched. The purpose of this activity is: “Learn a little bit every day, and make significant progress over ten days.” I hope everyone will participate actively; by learning and making progress, you can also easily bring wealth home :) . Participation: Prize of 5 Wealth ； Correct answer: Reward of 10 wealth points ； Note: For questions from the same day, full feedback will be given if answered on the same day; answering the next day earns 5-8 wealth points. This post is valid for 48 hours. http://bbs.hcbbs.com/static/image/hrline/5.gif Multiple-choice question (Coking section): What is the function of the reflux at the top of the distillation tower? A: Regulate the pressure at the top of the tower. B: Control the distribution of the product. C: Remove the excess heat from the top of the tower. D: Prevent salt formation. Correct answer: C: Remove the excess heat from the top of the tower. http://bbs.hcbbs.com/hcdown/data/attachment/forum/201704/07/122423adihsdie34h3gsgd.jpg.thumb.jpg======================== Petrochemical Sector – “Creative Ideas for Energy Savings” campaign (Sponsors sought; highest returns ever offered) http://bbs.hcbbs.com/thread-1666758-1-1.html Sponsors are being sought for this campaign; those interested can contact the campaign coordinator. The Petrochemical Deep Processing version – an event to share pictures of chemical equipment has started! A vast amount of wealth, as well as HChuan coins, are waiting for you to claim them: http://bbs.hcbbs.com/thread-1760733-1-1.html. Notice regarding the collection of chemical engineering technical materials in the \"Petroleum and Chemicals Section\": http://bbs.hcbbs.com/thread-1614796-1-1.html