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English Translations » 炼制(催化焦化深加工) » Practice questions on June 25, 2017; replies will earn 0–6 p

Practice questions on June 25, 2017; replies will earn 0–6 points (no scoring for replies sent more than 1 day after posting). Thank you for your replies

2017-06-25View Original

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Multiple-choice question: (No points will be given for selecting too many or too few options) The factors that affect the amount of non-condensable gas in the vacuum distillation tower are (ABD). A. Temperature of the vacuum furnace; B. Amount of air that leaks in; C. Vacuum level in the vacuum distillation tower; D. Residence time and temperature of the vacuum residue at the bottom of the tower. No points will be given for replies sent more than 1 day after posting. Thank you for your replies
Reply #22017-06-25
A Temperature of the vacuum distillation furnace B Amount of air leaking in C Vacuum level in the vacuum distillation column D Residence time and temperature of the vacuum residue at the bottom of the vacuum distillation column

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Translated at 2026-07-21 05:05:32

Original: https://bbs.hcbbs.com/thread-1800403-1-1.html

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