cyclic stress

例句：

1. 1.The cyclic stress on the material is due to its use in a cycled environment.
   材料上的循环应力是由于它在周期性环境中的使用。
2. 2. The cyclic stress test is used to assess the fatigue life of the components.
   循环应力测试用于评估组件的疲劳寿命。
3. 3. The cyclic stress analysis helps to predict the failure mode under various loading conditions.
   循环应力分析有助于预测在各种加载条件下的失效模式。