首页建筑工程考试建筑八大员安全员
(单选题)

安全帽前部的帽舌尺寸为( ),其余部分的帽檐尺寸为( )。

A10~45mm,10~25mm

B10~55mm,10~35mm

C10~45mm,10~35mm

D10~55mm,10~25mm

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