Catalytic Coking Reformate Blending Version 20190824
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Participation: Prize 1 Wealth； Correct answer: 3 Wealth as a reward. https://bbs.hcbbs.com/static/image/hrline/2.gif https://bbs.hcbbs.com/static/image/hrline/3.gif Multiple-choice question: The purpose of turning the turbine shaft before starting it does not include ( ). A. Check the alignment of the unit’s couplings. B. Check the clearance of the unit’s bearing shells. C. Check for any foreign objects remaining inside the machine. D. Check whether there are leaks in the lubrication system. Answer: D https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif Note: The answer will be announced automatically after two days.
D. Check for leaks in the lubricating oil system