mechanical impact strength

基本解释

The microstructure and mechanical properties of the tensile and impact strength are tested.
对修复件的显微组织进行了分析，并对修复件的拉伸、冲击性能进行了测试。
And the methods of the improvement of usage properties by enhancing impact resistance and mechanical strength of PET are simply stated.
并简单介绍了提高PET抗冲击性和机械强度，相应改善其使用性能的方法。
The mechanical properties experimental results indicated that the impact strength of the composite polypropylene increased markedly, while the tensile strength decreased.
力学测试表明：硬沥青的加入使聚丙烯的冲击强度得到大幅度提高，但拉伸强度有一定程度下降；