secondary stress

例句：

1. 1. The engineer calculated the secondary stress in the structure.
   工程师计算了结构中的次级应力。
2. 2. The building was designed to withstand high levels of secondary stress.
   这座建筑被设计来承受高级别的次级应力。
3. 3. The material's resistance to secondary stress is crucial for its durability.
   材料对次级应力的抵抗力是其耐久性的关键因素。