submerged arc welding
柯林斯词典
1. N a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen 潛弧銲
返回 submerged arc welding
1. N a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen 潛弧銲