percentage elongation

• 伸长率,伸长率百分数

percentage elongation的用法和样例：

例句

1. The reasons of low percentage elongation of mid Si Mo vermicular graphite cast iron exhaust tube casting in trial production were analyzed.
   对试生产的中硅钼合金蠕墨铸铁排气管铸件本体伸长率不足的原因进行了显微组织分析。
2. The breaking strength and elongation decreased as the degree of oxidation of cotton fiber increased.
   氧化棉纤维的断裂强度和断裂伸长率随氧化程度的提高不断降低。