ADSL technology can literally transform the existing public information network from one limited to voice, text and low-resolution graphics to a system capable of bringing simultaneous switched digital video and other advanced, interactive services to eve
ADSL technology can literally transform the existing public information network from one limited to voice, text and low-resolution graphics to a system capable of bringing simultaneous switched digital video and other advanced, interactive services to eve
ADSL技术确确实实地能把现有的、局限于传输声音、文本和低分辨率图形的公共信息网改造成能同时将交换的数字视频和其它高级交互式服务带到每个人的办公室或家庭的系统。