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【Daily Question】Utilities - Mechanical & Electrical - 20190906

2019-09-06View Original

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(In indirect) For hydraulic elevators without a direct roof structure, the number of suspension steel cables shall be no less than (), the diameter of the steel cables shall be no less than ( ) mm, and the safety factor shall be no less than (. A, 2 ; 6 ; 10 ; B, 2 ; 8 ; 10 ; C, 2 ; 8 ; 12 ;   D, 3 ; 6 ; 12 Answer: C

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