该三组程序可以实现渐开线齿轮的渐开线绘制，压力角的计算等-The program can achieve three involute gears involute line drawing, calculating the pressure angle, etc.

基于Weber公式的齿轮啮合刚度计算公式（MATLAB版）-calculation of gear mesh stiffness based on Weber

有两方向速度等温椭圆接触弹流润滑数值计算方法与程序，用于涡轮和螺旋齿轮的计算。-There are two directions speed Isothermal EHL Elliptical Contacts numerical methods and procedures for calculating the turbine and helical gears.