electric butt welding
短語(yǔ)詞組
- electric resistance butt welding 電阻對(duì)焊
- electric butt welding welding 電阻接觸焊
- electric -melting butt welding 電熔對(duì)接
- electric arc lighting butt welding 電阻接觸焊
- electric railway resistance butt welding 電阻對(duì)焊 返回 electric butt welding