ypsew.dat

对于桥梁的圆形截面

0
2500,200,8,30,2
-20520,450
258.28
0
2200,100,7,25,2
-1955,105
40.72
0
3600,150,7.5,25,2
-6103,399
184.71
2
0
3600,150,7.8,25,2
-6103,399
241.27
0