unstructured grid的用法和樣例：
例句
- The computed space meshes with ground effect of general propeller-driven aircraft are created with an unstructured mesh technology.
本文利用非結構網格技術生成螺旋槳飛機含地面效應的空間網格。 - An unstructured grid was applied to the zone near the iced airfoil, whereas a structured grid was applied to save the storage and computational time.
在靠近積冰邊界的內層採用了非結構網格，在非結構網格外採用結構化網格以節省存儲空間和計算時間。
