竖直弹簧振子振动势能的初等解法

Primary solution about upright spring vibrator potential energy

用初等数学知识求解竖直弹簧振子振动势能,验证了教材中的有关论述,加深了学生对保守力做功与势能增量关系的理解。

The knowledge of arithmatic solves the upright spring vibrator potential energy,verifies the relative exposition in teaching materical,helps the students to understand the relation between how the conservalive force works and potential energy increment deeply.