短語詞組短語welding g torch 焊炬welding -torch attitude control 焊槍姿態(tài)控制Panasonic welding -torch 松下焊槍Welding -torch Deviation and 移動機器人旋轉(zhuǎn)電弧傳感焊槍偏差與傾角檢測及角焊縫跟蹤gas welding torch butt 氣焊進氣硬管water cooled welding torch 水冷焊炬gas welding torch nozzle 氣焊吹管噴嘴Europe type welding torch 歐式焊槍 返回 welding torch