【Daily Question】Catalytic Coking Reformate Blending Version 20171113
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This post was last edited by Green Lotus on 2017-11-13 at 11:32. Participants: Reward of 5 Wealth； Correct answer: Reward of 10 wealth points ； Note: This post is valid for 48 hours. Single-choice question: The preparatory work that should be done before the device is put into operation is ( ). A. All vent lines opened B. All drain valves opened C. All inlet and outlet valves of the pump closed D. All control valves opened. Answer: C. Take a moment to participate; our ultimate goal is for everyone to acquire knowledge. https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif Note: The answers will be published automatically after two days. 【Q&A】Summary Post for 2017 on Catalytic Coking Reformate Blending Version https://bbs.hcbbs.com/thread-1826018-1-1.html 【Daily Question】Summary Post for 2017 on Catalytic Coking Reformate Blending Version https://bbs.hcbbs.com/thread-1811219-1-1.html
C. All inlet and outlet valves of the pump are closed
C. All inlet and outlet valves of the pump are closed
C. All inlet and outlet valves of the pump are closed
The preparatory work that should be done before the device is put into operation is ( C ). A. All vent lines opened B. All drain valves opened C. All inlet and outlet valves of the pump closed D. All control valves opened