短語(yǔ)詞組短語(yǔ)automatic c arc -submerging welder 自動(dòng)埋弧焊機(jī)automatic arc -submerging welder 自動(dòng)埋弧焊機(jī)semi -automatic arc spot welder 半自動(dòng)電弧點(diǎn)焊機(jī) 返回 automatic arc-welder