短語詞組短語submerged arc automatic welder 埋弧自動銲機(jī)submerged arc stud welder 埋弧螺柱銲機(jī)arc fusing welder 電弧熔銲機(jī)arc spot welder 電弧點銲機(jī)arc -welder lung 電弧銲工肺automatic arc -welder 自動弧銲機(jī)arc ot welder 電弧點銲機(jī)submerged arc guaranteed welder 埋弧自動銲機(jī)AC arc -welder 交流弧銲機(jī) 返回 arc welder