短语词组短語forging gear stock 鍛造齒坯Wrought forging stock 鍛坯Cast forging stock 鑄鍛件坯bearing forging stock outer ring 軸承鍛坯外圈Wrought and unwrought forging stock 已加工和未加工鍛坯Bar stock hot forging 中頻感應廠家直供中頻鍛造爐棒料熱鍛 返回 forging stock