electric butt welding
短語詞組
- electric resistance butt welding 電阻對(duì)銲
- electric butt welding welding 電阻接觸銲
- electric -melting butt welding 電熔對(duì)接
- electric arc lighting butt welding 電阻接觸銲
- electric railway resistance butt welding 電阻對(duì)銲 返回 electric butt welding