hardening stress

例句：

1. 1. The material is undergoing hardening stress during the manufacturing process.
   材料在制造过程中正在经历硬化应力。
2. 2.The engineer calculated the hardening stress of the beam to ensure its stability.
   工程师计算了梁的硬化应力，以确保其稳定性。
3. 3.In the final stage of the project, the team had to deal with the hardening stress of completing the work on time.
   项目最终阶段，团队必须应对完成工作的硬化压力。