packet switched public data network meaning in English

分组交换公共数据网
公众分组交换数据网

Packet switched public data network , pspdn
包交换公用数据网
Pspdn : packet switched public data network
公众分组交换网
Interworking between packet switched public data networks and public maritime mobile satellite data transmission systems
分组交换公用数据网和公用海事移动卫星数据传输系统之间的互通
Dte interface between data terminal equipment and data circuit - terminating equipment for terminals operating in the packet mode and accessing a packet switched public data network through a public switched telephone network or anintegrated se
经公用交换电话网或综合业务数字网或电路交换公用数据网接入分组交换公用数据网的分组式数据终端设备