公用交换网的英文

• public switched network psn

• 公用    for public use; public; comm ...
• 交换    exchange; swap; interchange; ...
• 网    net
• 公用交换网络    public switch network; public switched network
• 专用交换网    pbx:private branch exchange; private switched network
• 公用交换    public exchange
• 公用交换机    public exchange
• 公用包交换网    public packet switching network
• 国内专用交换网络    switched private national network
• 专用交换网络服务    spns switched private network service
• 公用交换电话网    pstn public switched telephone network; public switched telephone network
• 公用交换电话网络    pstn(public switched telephone network; public switched telephone network
• 公用交换机中继线    public exchange trunk
• 公用交换式电话网    pstn(public switched telephone network; pstn: public switched telephone network
• 公用包交换网络    public packet network
• 公用电话交换网    pstn public switched telephone network; pstn public switching telephone network; tn public switched telephone network
• 公用分组交换网    public packet switching network
• 公用控制交换网    common control switching arrangement
• 公用数据交换网    public switched data network psdn
• 公用交换数字数据业务    psdds public switched digital data service
• 中指定的公用交换数据网    psdn
• 公用包交换网络接口    public packet network interface
• 模拟公用电话交换网    analog public switched telephone network
• 中国公用电话交换网    china public switched telephone network
• 交换网    asn atm switching network atm

• The number of telephone lines connecting the subscriber ' s terminal equipment to the public switched network and which have a dedicated port in the telephone exchange equipment
  连接用户终端设备和公用交换网并具有一个电话交换设备专用端口的电话线数。
• The current communication network in the world consists of many private networks and public switching networks . these private networks are connected by switching networks and separately managed . some private networks have built management system , but some have n ' t
  当今世界上现有的通信网一般是由许许多多个独自管理的专用网和多个公用交换网相互联组成的，有的专用网已经建立起网络管理系统，有的则正在建立之中。

• 公用交换网的日语：こうしゅうこうかんかいせんもう