说明.txt

铁路及公路中线坐标计算程序

4202713.9677,559137.9763
4201322.3375,560841.8627,3000,100
4190980.0009,566285.0015,5000,60
4180250.0004,573140.0008,6000,50
4165853.9948,581472.2774,3000,70
4155395.2853,594516.3819,3000,70
4152598.4688,600099.0609,3000,70
4147907.7814,607238.9421,4000,60
4145734.4075,612898.3103,5000,60
4139507.8284,624677.7562,3000,180
4137418.9273,635966.5511
简要说明：
数据文件格式：第一行为起点坐标
             第二行为交点坐标，圆半径，缓和曲线长度
             .......
             .......
             最后一行为终点坐标