頻數(shù)函數(shù) 概率密度函數(shù)frequencyhopping spread spectrumm: 跳頻擴(kuò)展頻譜frequencydivision modulation: 分頻調(diào)制frequencyindicator: 頻率計(jì)frequencydistribution: 頻率分布frequencymeter: 頻率計(jì)下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
