【Daily Question】Catalytic Coking Reformate Blending Version (Multiple Choice) 20171107
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Participation: Prize of 5 Wealth； Correct answer: Reward of 10 wealth points ； Note: This post is valid for 48 hours. Single-choice question: Which of the following statements about the operation of installing and removing blind flanges is correct? ( ) A. When removing the blind plate, the screws should be unscrewed quickly to remove any residual gas inside. B. Safety training should be provided to the workers during the operation. C. The thicker the blind plate, the better. D. The blind plate should be installed on the flange at the back of the valve from which materials flow. Answer: D. Please participate by taking action; 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 released automatically after two days. 【Q&A】Summary Post for 2017: Catalytic Coking and Reforming Oil Blending Version https://bbs.hcbbs.com/thread-1826018-1-1.html 【Daily Question】Summary Post for 2017: Catalytic Coking and Reforming Oil Blending Version https://bbs.hcbbs.com/thread-1811219-1-1.html
D. The blind plate is installed on the flange at the back of the valve where the material flows in
D. The blind plate is installed on the flange at the back of the valve where the material flows in
D. The blind plate is installed on the flange at the back of the valve where the material flows in