Traditional teaching methods are greatly challenged because of introducing non-linear mechanics into the theoretical mechanics teaching. 摘要在物理专业本科课程的理论力学教学中引入了非线性力学,传统的教学方式受到严峻的挑战。
A shortcoming in the relationship between the potential energy and force in the analytical mechanics textbook is pointed out, and its origin is discussed. 摘要指出了理论力学教材中分析力学部分关于势能与力的关系的一点不足之处,具体讨论了势能的表示式。