地铁缓和曲线边线的直接放样

Direct setting out of the side line of subway routes easement curve

本文建议先对缓和曲线方程进行换算,然后再按常规方法直接放样缓和曲线的边线,可使作业简便快捷。

This paper proposes that the equation of the easement curve should be firstly converted, then any common method can be used in the direct setting out of its side line. This makes the work simple and convenient.