试题与答案

调动装有压缩气体的车辆时,调车速度不得超过()。A.15km/h B.25km/h

题型:单项选择题

题目:

调动装有压缩气体的车辆时,调车速度不得超过()。

A.15km/h

B.25km/h

C.30km/h

D.35km/h

答案:

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