A special design of narrow gap SAW machine is developed in order to weld straight and circular joints at flat position.

研制了适合水平直焊缝和水平圆形焊缝的窄间隙埋弧焊专用焊机。

youdao

A special design of narrow gap SAW machine is developed in order to weld straight and circular joints at flat position.

研制了适合水平直焊缝和水平圆形焊缝的窄间隙埋弧焊专用焊机。

youdao