基于集中参数法，建立了包含齿侧间隙的直齿轮传动系统的动力学方程，通过龙格库塔法进行求解(Based on the method of concentrated parameters, the dynamic equation of the spur gear drive system with the side clearance of the tooth is established)

单级齿轮传动系统非线性动力学分析相关程序，分叉图、庞加莱图(Nonlinear dynamics analysis of single stage gear drive system related procedures, bifurcation diagram, poincare diagram)