本文抓住刚体无滑滚动的运动学特征，通过分析主动力和静摩擦力各自的贡献，提出一种形象、直观的求解方法。
This paper grasps its kinematic traits and gives a specific and intuitionistic solution through analysing each contribution of main motivity and static friction.
本文抓住刚体无滑滚动的运动学特征，通过分析主动力和静摩擦力各自的贡献，提出一种形象、直观的求解方法。
This paper grasps its kinematic traits and gives a specific and intuitionistic solution through analysing each contribution of main motivity and static friction.
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