略語大辞典 [Opt] 30 FTTD fiber to the desk オフィス用光ファイバー通信ネットワーク. fiber to the desk; a fiber optic communications network in an office; ref. FTTH(fiber to the home), FITL(fiber in the loop), FDDI(fiber data-distributed interface); [Opt:C]. 丸善「略語大辞典」JLogosID : 11875463