求翻译：“三网融合”又叫“三网合一”（即FDDX），是当代热门技术及热门话题之一。意指电信网、有线电视网和计算机通信网的相互渗透、互相兼容、并逐步整合成为全世界统一的信息通信网络。“三网融合”是为了实现网络资源的共享，避免低水平的重复建设，形成适应性广、容易维护、费用低的高速宽带的多媒体基础平台。三网融合，在概念上从不同角度和层次上分析，可以涉及到技术融合、业务融合、行业融合、终端融合及网络融合。目前更主要的是应用层次上互相使用统一的通信协议。IP优化光网络就是新一代电信网的基础，是我们所说的三网融合的结合点。是什么意思？

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" 3 Web Integration" was called "one" (i.e. , 3 Internet FDDX), is a contemporary popular technology and hot topic. Mean telecommunications network, and cable television network and computer communications network of mutual penetration, compatibility, and progressive integration into the world of in

"Triple play" also known as "triple play" (that is, FDDX), is one of the popular contemporary technologies and hot topics. Means the telecommunications networks and cable TV networks and computer communications networks of mutual penetration, compatible, and gradually integrating into unified commun