试题与答案

停止道的宽度一般等于：（）.A.跑道宽度的一半 B.跑道宽度的1.5倍 C.跑道宽度

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题型：单项选择题

题目：

停止道的宽度一般等于：（）.

A.跑道宽度的一半

B.跑道宽度的1.5倍

C.跑道宽度的2倍

D.跑道宽度

答案：

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