EDFA will be widely used in toll backbone network, and also will be important part in access network and the future full optical network.
EDFA不仅会在长途干线中广泛使用，也必然将会在接入网和未来的全光网络中扮演越来越重要的角色。
Con sidering customers' economical capability, the existed cables and twisted-pairs should be made full use in combination with optical cable to realize broad-band access network.
鉴于客户的经济承受能力，应充分利用现有的铜轴电缆和双绞线，结合光纤媒质来实现宽带接入网。
In a situation that present information technology and industry are developed at full speed, IP network, 3g and ALL-OPTICAL network of new generation have already begun to implement.
在目前的信息技术与产业飞速发展的情况下，新一代IP网络、3g和全光网络已经开始实施。
Virtual wavelength path is very important for making full use of bandwidth resource of WDM optical network and the wavelength converter is the key to realize the virtual wavelength path.
虚波长通道是充分发挥WDM光网络带宽资源的关键所在，而波长变换器又是实现虚波长通道的根本途径。
Virtual wavelength path is very important for making full use of bandwidth resource of WDM optical network and the wavelength converter is the key to realize the virtual wavelength path.
虚波长通道是充分发挥WDM光网络带宽资源的关键所在，而波长变换器又是实现虚波长通道的根本途径。
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