考试
2021-02-25 08:08:06

(单选题)钢板接料必须在杆件组装前完成,盖、腹板接料长度不宜

题目描述

A1500mm,200mm,150mm

B1000mm,200mm,100mm

C1200mm,150mm,100mm

D1000mm,300mm,150mm

答案解析

[db:答案解析]

B

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