curling stress

例句：

1. 1. The steel beam is under bending stress when it is loaded.
   当钢梁受到加载时，它处于弯曲应力状态。
2. 2. The material has high compressive stress due to the pressure from the weight of the object.
   由于物体的重量压力，材料具有高压缩应力。
3. 3. The engineer calculated the bending stress in the beam to ensure its safety.
   工程师计算了梁中的弯曲应力，以确保其安全。