利用几何意义和物理意义巧解积分

Calculating Skillfully Integral by Utilizing Geometric Meaning and Physical Meaning

在材料力学中,对机械零件进行分析和计算时,时常会遇到繁琐的积分运算。通过六例说明如何利用几何意义和物理意义巧解定积分和重积分。

When analysing and calculating machine parts in the materials mechanics,people often meet the fussy integral operations.This article has illustrated with 6 examples: how to calculate skillfully definite integrals and multiple integrals by utilizing geometric meaning and physical meaning.