the finite difference method的用法和樣例：
例句
- The nonlinear differential equations are solved using finite difference method.
用有限差分法求解非線性微分方程組。 - It is one of approaches for unsteady inverse problems of oscillating airfoil to solve unsteady Bluer equations with finite difference method.
利用有限差分法解非定常歐拉方程是振蕩機翼非定常氣動反問題的一種求解方法。
