The differential and the integral are inverse operations each other, But the differential operation is easier ban the integral.
微分和积分是一对逆运算，但是微分比积分更容易运算。
The energy transfer characteristics of a flashlamp pumped dye laser in PTM operation is investigated according to the differential-integral equations derived from the rate equations.
根据由速率方程导出的一组微分-积分方程，研究了闪光灯泵浦染料激光器PTM运转时的能量转移特性。
The hidden layer that is made up of proportion, integral and differential three parts realizes PID operation;
隐含层由比例元、积分元、微分元组成，实现PID运算；
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