略語大辞典 [L] 31 NDFWM nearly(or non-) degenerate four wave 準(または非)縮退四(光)波混合. 非線型光学現象.nearly(or non-) degenerate four wavemixing; a non-linear optical process; ref.DFWM(degenerate four-wave mixing);[L:Opt:Phys]. 丸善「略語大辞典」JLogosID : 11862643