【Q&A】May 5, 2017

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Question: What factors are primarily considered in the operation of a distillation tower? ( ) (Multiple-choice question) A. Control of operating pressure B. Temperature C. Adjustment of the operating reflux ratio D. Control of the tower pressure difference. Answer: ABCD. http://bbs.hcbbs.com/static/image/hrline/4.gif Petrochemical section – “Creative Ideas for Energy Saving” event (sponsors sought; highest returns ever). http://bbs.hcbbs.com/thread-1666758-1-1.html Sponsors are being sought for this event; those interested can contact the event organizer. Petrochemical processing section – 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. “Petroleum and Chemicals Section”: Notice regarding the collection of chemical technology materials: http://bbs.hcbbs.com/thread-1614796-1-1.html. http://bbs.hcbbs.com/hcdown/data/attachment/forum/201704/07/123053embbjkok61hz6vvz.jpg.thumb.jpg. HChuan Network’s special May Day event: “Remembering the Glorious Moments”: http://bbs.hcbbs.com/thread-1774529-1-1.html. (Source: HChuan Chemicals Forum) [HaiXin Chemicals Cup ★ Spring has arrived in HChuan Chemicals]: A compilation of posts sharing beautiful scenery from 2017; you can take a look at the local landscapes posted by users from various places in your free time: http://bbs.hcbbs.com/thread-1766484-1-1.html