移动电话方便万家──移动电话业务简介业宣上海长途电信局建立的９００兆赫、双向全自动移动电话系统是上海公用电话网的一个组成部分。它既能方便地解央移动体之间相互通话，也能解决移动体与市内电话用户之间的通话，还能够通过长途网络拨叫或应答各地及至世界各国的电... Convenient for Mobile Phones - Introduction to Mobile Phones The 900 MHz, two-way fully automated mobile phone system established by Shanghai Long-distance Telecommunications Bureau is an integral part of the Shanghai public telephone network. It can not only conveniently solve the problem of talking to each other between mobile bodies, but also solving the problems of the mobile body and the telephone users in the city and dialing or answering all over the world and ...