外焊缝 meaning in English
outside weld
Examples
- Design of measurement and control system for impact cleaning equipment of container welding line
集装箱外焊缝自动抛丸清理设备检测控制系统设计 - This technology maintains the torch at a constant stick - out distance , so you get uniform results around the circumference of the weld
此技术让焊炬保持一个固定的电弧长度，使管道外焊缝有一致的品质。