略語大辞典 [Opt] 27 OFDR optical frequency-domain reflectometry 光周波数領域反射測定. 光ファイバー不良部位の反射測定法.optical frequency-domain reflectometry;a measurement technique for fault location in optical fibers; ref. OTDR(optical time-domain reflectometry); ref. OCDR(optical coherence domain reflectometry); [Opt:C:E]. 丸善「略語大辞典」JLogosID : 11863777