FCC (Federal Communication Commission)联邦通信委员会(美国) FDDI (Fiber Distributed Data Interface) 光纤分布式数据接口 FDM (Frequency Division Multiplexing )频分复用 FDMA (Frequency Division Multiple Access) 频分多址 FH (Frequency Hopping) 跳频 FITL (Fiber In The Loop) 光纤环路 ,光纤用户环路 FPLMTS (Future Public Land Mobile Telecommunication System )未来公用陆地移动电信系统 FR (Frame Relay) 帧中继 FSAN (Full Service Access Network )全业务接入网 FTTB (Fiber To The Building) 光纤到大楼 FTTC (Fiber To The Curb) 光纤到路边 FTTH (Fiber To The Home) 光纤到家 FTTO (Fiber To The Office )光纤到办公室 FTTZ (Fiber To The Zone )光纤到小区 FWA (Fixed Wireless Access) 固定无线接入
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