Chinese translation for "大区电话业务"

wide area telephone service

Similar Words：

"大趋势" Chinese translation, "大区" Chinese translation, "大区长官，军政长官" Chinese translation, "大区地形" Chinese translation, "大区电话服务" Chinese translation, "大区规划" Chinese translation, "大区划" Chinese translation, "大区交换中心" Chinese translation, "大区快铁" Chinese translation, "大区气象学" Chinese translation