【Daily Question】 2016 04 22 Hydrogenation Sector Multiple-choice Question

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【Daily Question】 April 22, 2016 – Hydrogenation section, multiple-choice question. Among the options given, which device is not involved in the water flushing operation using water transfer? （　） 　A. Fractionator Tower B. Stripping Tower C. Reboiler at the Bottom of the Fractionator Tower D. Cold High-Pressure Separator. Promotion of petrochemical activities: Notice on the “I’m Saving Energy, Where Are You?” event in the petrochemical area. http://bbs.hcbbs.com/thread-1579199-1-1.html. This event offers awards in both written and photographic categories. When there are over 200 entries, an additional grand prize will be awarded; the value of this prize is 600 Haichuan coins. If there are more than 300 entries, the grand prize value increases to 1,000 Haichuan coins, and if there are 500 entries, it rises to 1,500 Haichuan coins. First prize: 3 Haichuan commemorative water cups. Second prize: 5 winners, each receiving 120 Haichuan coins. Honorable mentions: several winners, each receiving 200 Haichuan coins. 1. Thread on soliciting entries for award-winning content in specific categories: http://bbs.hcbbs.com/thread-1568416-1-1.html (Source: Haichuan Chemical Industry Forum). 2. [Petrochemical Weekly] Issue No. 9, dated 2016-3-12 (Summary of recent petrochemical activities): http://bbs.hcbbs.com/thread-1568615-1-1.html (Source: Haichuan Chemical Industry Forum). 3. “Haichuan Gratitude Season” [Petrochemical Section] – Summary of related events: http://bbs.hcbbs.com/thread-1533218-1-1.html (Source: Haichuan Chemical Industry Forum). 4. [Petrochemical Section] – Summary of posts on professional “basic knowledge” (Supported by the main forum; amazing prizes await you): http://bbs.hcbbs.com/thread-1557057-1-1.html (Source: Haichuan Chemical Industry Forum)