differential divisor class

例句：

1. 1. In this problem, we need tofind the differential divisor class.
   在这个问题上，我们需要找到微分除数类。
2. 2. The differential divisor class isa key concept in differential equations.
   微分除数类是微分方程中的关键概念。
3. 3. The differential divisor classcan be used to solve problems involving derivatives and integrals.
   微分除数类可以用来解决涉及导数和积分的问题。