ISDN是什么意思

实用例句

1. an ISDN Internet connection

ISDN互联网连接来自《权威词典》

2. ISDN connectivity allows computers to communicate over a network.

综合业务数字网连接实现了计算机网络通讯。来自《权威词典》

3. At the telephone company end, ISDN lines connect to a digital switch.

在电话局一端, ISDN线连到数字交换机.来自互联网

4. Like ISDN, ADSL will use normal qualified copper phone lines.

和ISDN一样, ADSL使用普通合格的铜电话线.来自互联网

5. Today, Beijing Telecom has acquired considerable scale in the preliminary N - ISDN development .

目前北京通信N -ISDN 的发展已初具规模.来自互联网