定伸强度是指橡胶试样在拉力试验机上被拉伸至规定伸长率(常为100%、300%和500%)时，拉力与拉伸前试样的截面积之比。
结果表明，短纤维的加入显著提高了SFRC的撕裂强度、10%定伸应力及邵尔A型硬度；
The results showed that the filling of short fiber evidently improved tear strength, modulus at 10%and Shore A hardness of SFRC.
详细研究了尼龙和聚酯短纤维用量对尼龙-天然橡胶和聚酯-氯丁橡胶复合材料的20％定伸应力、拉伸强度及撕裂性能的影响。
The influence of the loading level of nylon and PET short fibres was studied on the physical properties of Nylon-NR and PET-CR Composites, such as 20% modulus, tensile strength and tear resistance.
实验结果表明，振动力场的作用可以提高TPE的拉伸强度、100%定伸应力和扯断伸长，改善TPE的硬度。
The experimental results show that, under vibration force field, tensile strength, tensile stress at 100% and elongation at break of TPE can be enhanced, and hardness(shore A) of TPE can be improved.
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