略語大辞典 [C] 38 PMD physical medium dependent (layer) (光ファイバー通信網の)物理媒体依存(層). ANSIによるFDDIのプロトコル.physical medium dependent (layer); of FDDI(Fiber Distributed Data Interface) standard by ANSI; specifies the private optical fiber links and related optical components; would include single- and multimode fiber 丸善「略語大辞典」JLogosID : 11856048