Chinese translation for "数字电话电路业务"

digital telephone circuit service

Similar Words：

"数字电表" Chinese translation, "数字电磁测深仪" Chinese translation, "数字电导仪" Chinese translation, "数字电荷耦合掐" Chinese translation, "数字电话" Chinese translation, "数字电话机" Chinese translation, "数字电话交换机" Chinese translation, "数字电话交换局" Chinese translation, "数字电话交换业务" Chinese translation, "数字电话设备" Chinese translation