test performance material的用法和樣例：
例句
- On the other hand, due to its chain structure, the polymer is an excellent material for testing theories and models based on a onedimensional system.
另一方面，由于聚合物的鏈狀結構，也為基于一維結構的模型和理論提供了出色的試驗材料。 - There are obvious differences in the impact fractures and erosive-wear fractures of the Cr-Mn-Cu alloy white cast iron test samples.
試驗材料的沖擊斷口形貌和沖蝕磨損形貌上也有明顯的區別。
