しゅうはすうりようこうりつ 周波数利用効率 LinksSentence search for 周波数利用効率Sentence search for しゅうはすうりようこうりつKanji details for 周, 波, 数, 利, 用, 効 and 率Edit in JMdict Noun1. spectral efficiencyComputing Discussions Log in to talk about this word.