The weld shape directly influences the weld quality, so it is important to predict the weld shape or establish the mapping between the welding process parameters and the weld shape.

• 由于焊缝形状直接影响焊缝质量,准确地预测焊缝形状即建立焊接工艺参数与焊缝形状之间的映射关系具有重要意义。