repeated stress failure

• 疲劳断裂

repeated stress failure的用法和样例：

例句

1. The results indicated that the fracture mode is the fatigue failure.
   结果表明，其断裂形式为弯曲疲劳断裂。
2. The corrosion pits on the blade surface contributed to such failure as an additive factor.
   叶片表面的腐蚀坑是其疲劳断裂的另一促进因素。