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宽带网即是利用国际上先进的网络技术 ,将原先较窄的有线电视网、电信网及计算机网进行“三网合一” ,将各网的功能相互融合 ,将原有的语音、视频传输信号转变为数字信号 ,利用国际上最先进的“包交换”传输技术 ,即把数字信息打成“邮包”传送到各站点 ,再由交换设备“拆包”
Broadband network is the use of advanced international network technology, the original narrow cable networks, telecommunications networks and computer networks for “triple play”, the integration of the various functions of the network, the original voice and video transmission Signal into a digital signal, the use of the most advanced international “packet switching” transmission technology, that digital information labeled as “parcels” sent to the site, and then by the exchange of equipment, “unpacking”