说明：  倒车仿真程序。用于规划汽车的倒车路径，可以手动设置汽车的最小转弯半径、偏角、停车位大小等参数。在matlab下可直接运行。
(Reversing simulation program. For planning car reversing path, you can manually set the car s minimum turning radius, angle, parking space size and other parameters. In matlab can be directly run.)