答案:Laser-Beam Welding –LBW(激光焊)-高能密度焊#Oxyfuel Gas Welding—OFW (可燃气体气焊)#Plasma-Arc Welding –PAW(等离子弧焊)-高能密度焊#Electron-Beam Welding –EBW(真空电子束焊)-高能密度焊#Arc-welding process :Consumable-electrode (熔化极电弧焊)#Arc-welding processes:Nonconsumable-electrode (非熔化极气体保护焊)