Telex, fax, magnetic card calls and cellular phone communication systems have provided users with all different services.

电传、传真、磁卡电话、移动通讯网络全面贯通。

youdao

Telex, fax, magnetic card calls and cellular phone communication systems have provided users with all different services.

电传、传真、磁卡电话、移动通讯网络全面贯通。

youdao