二自由度重型汽车整车模型，用Simulik搭建的，根据余志生的第五章-DOF；Two degree of freedom model of heavy automobile

二自由度四分之一车模型，matlab/simulink-Two degrees of freedom quarter car model, matlab/simulink

单自由度系统对初始条件和简谐激励相应 由单自由度的运动方程和初始条件得到二阶非齐次常微分方程，它的解有对应的齐次方程的通解和非齐次方程的特接构成。-Single degree of freedom system to initial conditions and the corresponding harmonic excitation Special general solution of the equations of motion and initial conditions b

比例导引法二自由度弹道仿真Two degree of freedom trajectory simulation of proportional navigation method