principle of superimposed stresses

例句：

1. 1.The structure of the bridge was designed to withstand superimposed stresses.
   这座桥的结构设计用来承受叠加应力。
2. 2.The material is prone to superimposed stresses under high temperatures.
   这种材料在高温下容易产生叠加应力。
3. 3. In aerospace engineering, superimposed stresses can lead to fatigue failures.
   在航空航天工程中，叠加应力可能导致疲劳破坏。