un. 次數(shù)數(shù)列;頻率序列 [網(wǎng)絡] 頻率級數(shù) frequency series: 次數(shù)數(shù)列; 頻率級數(shù); 頻率序列; 頻數(shù)數(shù)列classified frequency series: 分組頻率級數(shù)frequency-domain time series: 頻域時間數(shù)列grouped frequency series: 分組頻率數(shù)列series resonance angular frequency: 串聯(lián)諧振角頻率下載手機詞典可隨時隨地查詞查翻譯