本软件适用于公路工程，桥梁工程，测量放样中缓和曲线计算放样-This software applies to highway engineering, bridge engineering, surveying lofting Lofting Curve Calculation

测绘方面的道路中桩计算程序。缓和曲线、圆曲线。-Surveying and mapping aspects of the road in the pile calculation program. Curve, the circular curve.

公路中桩坐标计算，包含直线、圆曲线、缓和曲线及复曲线等，是可应用于具体的道路实际的软件-Highway of pile coordinate calculation, include linear, circular curve and gentle curve and complex curve and so on, it is the way of the concrete can be applied to practical software

利用Auto-cad中的lisp画缓和曲线-The use of Autocad lisp Videos Transition Curve