短語詞組短語flash -butt welding of rebar 鋼筋閃光對銲flash h butt welding machine 閃光對接銲機(jī);閃光對銲機(jī)preheating flash -butt welding 預(yù)熱閃光對銲new flash -butt welding Equipment 新型閃光銲機(jī)crankshaft flash butt welding 曲軸電阻弧花壓銲pulse flash butt welding 脈沖閃光銲 返回 flash butt welding