借用转动惯量的概念解决质点曲线运动问题

Borrow the Concept of Moment of Inertia to Solve the Problem of Particlt Curvilinear Motion

通过对质点圆周运动与刚体定轴转动的对比研究，将刚体的转动惯量的概念引入到质点曲线运动的研究中，以简化质点曲线运动的分析和处理过程．

Through comparative research upon particle introduce the concept of the rotation inertia to the study relevant analysis and processing of the given subject. circular movement and axis rotation of of curvilinear motion of particle so as rigid body, we to simplify the