test performance material

• 性能试验材料

test performance material的用法和样例：

例句

1. 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，由于聚合物的链状结构，也为基于一维结构的模型和理论提供了出色的试验材料。
2. There are obvious differences in the impact fractures and erosive-wear fractures of the Cr-Mn-Cu alloy white cast iron test samples.
   试验材料的冲击断口形貌和冲蚀磨损形貌上也有明显的区别。