Combined with layer planning model, it also discusses the planning of backbone layer, distribution layer and leading-in layer of optical fiber access network in city.
结合光纤接入网分层规划模型模型，对城市光纤接入网的主干层、分配层和引入层的规划设计进行了探讨。
Especially suitable for EPON Ethernet passive optical network access technology FTTP fiber network system, broadband passive optical optical distributor (POS) use.
特别适用于EPON以太无源光网接入技术的FTTP光纤网络系统，作宽带无源光分路器(POS)使用。
By means of optical grinding and cutting optical fiber end face, it can access clean fiber end face.
通过光学研磨、端面切割等手段对光纤端面进行加工，获得平整光洁的光纤端面。
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