中文说明：
摩擦动力学计算相关程序可用于物体间的摩擦力计算、碰撞检测、运动仿真和优化设计，协同作用下为工程领域提供强大的计算和分析工具。
English Description：
Friction dynamics calculation-related programs can be used for friction calculation between objects, collision detection, motion simulation and optimization design, and provide powerful calculation and analysis tools for the engineering field under synergy.