试题与答案

横面复测中,测量纵向为线路前进方向,横向为直线段应与中线垂直,曲线段与何处垂直?

题型:问答题 简答题

题目:

横面复测中,测量纵向为线路前进方向,横向为直线段应与中线垂直,曲线段与何处垂直?

答案:

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