geometric buckling

例句：

1. 1.The beam under the load is undergoing geometric buckling.
   受载的梁正在发生几何屈曲。
2. 2. Due to the irregularity in the shape, the structure is prone to geometric buckling.
   由于形状不规则，结构容易发生几何失稳。
3. 3. The design of the bridge must take into account the potential for geometric buckling during heavy traffic.
   桥梁的设计必须考虑到在重交通下可能发生的几何失稳问题。