order of differential equation

例句：

1. 1. The order of the differential equation determines the number of variables we need to solve for.
   微分方程的阶数决定了我们需要求解的变量数量。
2. 2. In this problem, the order of the differential equation is important to understand the behavior of the solution.
   在这个问题上，微分方程的阶数对于理解解的行为很重要。
3. 3. The order of the differential equation can be determined by analyzing the coefficients and constants in theequation.
   微分方程的阶数可以通过分析方程中的系数和常数来确定。