积分关系 meaning in Chinese

integral relation

The differential and integration method was used to deduce the formula for determining the extremum places of structure moment and a simple method for the calculation of moment extremum , which has some reference value in practical engineering structure design
摘要利用微分积分关系推导出结构弯矩极值发生位置和弯矩极值计算的公式，对工程结构设计具有一定的参考价值。