Two pairs of alloys in the welded area were fused and mixed, the metal element percentage was determined by the amount of alloy of each part.
焊区内两种配对合金的金属元素相互混熔，金属元素含量值受所在部位的合金成分决定。
2
A brief discussion is made in the paper on the effectiveness of the boundary element method to the stress analysis of the welded joints.
同时还简要讨论了用边界元法进行焊接接头应力分析的有效性。
3
Fatigue crack characteristics are investigated based on the dynamic response simulation by finite element and the dynamic response experiments for tensile-shear spot-welded specimens.