Chinese translation for "大区交换中心"

regional switching center

Similar Words：

"大区地形" Chinese translation, "大区电话服务" Chinese translation, "大区电话业务" Chinese translation, "大区规划" Chinese translation, "大区划" Chinese translation, "大区快铁" Chinese translation, "大区气象学" Chinese translation, "大区区长" Chinese translation, "大区区号" Chinese translation, "大区省长" Chinese translation