该程序通过建立二自由度汽车操纵动力学模型，实现对车辆操纵稳定性相关性能的仿真，程序中的Cf,Cr,lf,lr,m,u,Izz参数必须根据相关汽车参数赋值后才会正确运行，请应用者自行选用-The program through the establishment of two degrees of freedom vehicle handling dynamics model, to achieve the performance of the vehicle handling and stabi