略語大辞典 [Opt] 25 WDM wavelength division multiplexer 波長分割多重化/復調器. 光通信装置.wavelength division multiplexer/demultiplexer; a fiber-optic device; a fused biconical taper-fiber device; for fiber optic communications; [Opt:L:C]. 丸善「略語大辞典」JLogosID : 11852682