state of plane stress

例句：

1. 1.The engineer used the finite element method to calculate the stress in the plane stress state.
   工程师使用有限元方法计算了平面应力状态下的应力。
2. 2. During the construction phase, it is important to consider the plane stress state when designing the structure.
   在施工阶段，设计结构时需要考虑平面应力状态。
3. 3. The material's strength is greatly affected by the plane stress state.
   材料的强度受到平面应力状态的影响很大。