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一、前言随着光通信网络的发展,光纤接入的不断深入,FTTH网络建设在成倍增长,目前,中国电信、中国网通都已明确表示将投入巨资用于FTTH的大规模商
I. Introduction With the development of optical communication network and the continuous deepening of optical fiber access, FTTH network construction is exponentially growing. At present, China Telecom and China Netcom have all made clear that they will invest heavily in large-scale FTTH vendors