【Daily Question】Utilities - Mechanical & Electrical - 20190714
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This post was last edited by hesonchang214 on 2019-7-18 09:15. Elevator uneven leveling refers to: _____ . A. When the elevator stops at a certain floor, the height difference between the threshold of the hall door and that of the car door is too large. B. The elevator’s operating speed is unstable. C. The levelness of the threshold of the hall door on that floor exceeds the specified limits. D. The levelness of the threshold of the car itself exceeds the specified limits. Answer: A
A. When the elevator stops at a floor, the height difference between the threshold of the hall door and that of the car door is too large