welding residual stress

例句：

1. 1. The steelplates were welded together to form a strong structure.
   钢板被焊接在一起以形成坚固的结构。
2. 2. The welding process can introduce residual stresses into the material.
   焊接过程可以向材料中引入残余应力。
3. 3.The residual stress in the welded joint can affect its strength and durability.
   焊缝中的残余应力会影响其强度和耐用性。