短語詞組短語welders training 銲工培訓;銲工培養(yǎng)訓練Laser Welders 激光銲機welders pneumoconiosis 電銲工塵肺Press Welders 壓銲機Stick Welders 手工銲機Plastic Welders 塑料銲機;塑銲設備Schlatter Welders 銲接工具Structural Welders 結搆電銲工Electric Welders 電銲機;電銲工arc welder 電銲機；銲工spot welder 點銲機，點熔接機laser welder 激光銲機；雷射銲器butt welder 對接銲機；對銲機ac arc welder 交羚弧銲機，交流電銲機pipe welder [化]銲琯機 返回 welders