conventional elastic limit

例句：

1. 1.The traditional elastic limit of the material is exceeded when it is stretched beyond its original length.
   当材料被拉伸超过其原始长度时，材料的传统的弹性极限就被超过了。
2. 2.The engineer used a new formula to calculate the conventional elastic limit of the material.
   工程师使用一种新的公式来计算材料的传统的弹性极限。
3. 3.The researcher found that the conventional elastic limit of the material had increased due to the changes in temperature.
   研究人员发现由于温度的变化，材料的传统的弹性极限已经提高了。