试题与答案

曲线超高顺坡坡度,最大不得大于()。A.2‰ B.2.5‰ C.3‰ D.3.5‰

题型:单项选择题

题目:

曲线超高顺坡坡度,最大不得大于()。

A.2‰

B.2.5‰

C.3‰

D.3.5‰

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A,B,D,E

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