frequency-gain curve ==》 頻率增益曲線
frequency generator ==》 頻率發(fā)生器
frequency graph ==》 頻率圖
frequency group ==》 頻群
frequency-halving circuit ==》 分頻電路
frequency hysteresis ==》 頻率滯后，頻滯
frequency identification unit ==》 頻率識(shí)別裝置
frequency-identification unit ==》 波長(zhǎng)計(jì)
frequency-independent antenna ==》 非頻變天線
frequency index ==》 頻率指數(shù)
frequency indication ==》 頻率指示
frequency indicator ==》 頻率指示器，頻率計(jì)
frequency interlace ==》 頻率交錯(cuò)
frequency-interlace technique ==》 頻率交錯(cuò)技術(shù)
frequency interlacing ==》 頻率交錯(cuò)
frequency interleave ==》 頻率交錯(cuò)
frequency-interleaved pattern ==》 交錯(cuò)頻率信號(hào)圖
frequency interleaving ==》 頻率交錯(cuò)法
frequency interleaving system ==》 頻率交錯(cuò)制
frequency interpretation of probability ==》 概率的頻率解釋
frequency inversion ==》 頻帶倒置
frequency jitter ==》 頻率顫動(dòng)
frequency jumping ==》 頻率躍變
frequency keying ==》 頻率鍵控
frequency keying method ==》 頻率鍵控法
frequency limit ==》 頻率界限
frequency limitation ==》 頻率極限
frequency lock ==》 鎖頻
frequency locking ==》 鎖頻
frequency locus ==》 頻率軌跡
frequency loop transfer function ==》 環(huán)路頻率轉(zhuǎn)移函數(shù)
frequency magnitude ==》 頻度震級(jí)
frequency magnitude coefficient ==》 頻度震級(jí)系數(shù)
frequency maker pip ==》 頻率標(biāo)志脈沖
frequency-marker oscillator ==》 頻標(biāo)振蕩器
frequency match ==》 頻率配合
frequency matching ==》 頻數(shù)配合
frequency measurement ==》 頻率測(cè)定
frequency measurement by circular vector ==》 旋轉(zhuǎn)矢量測(cè)頻
frequency measurement by comparison with time scale ==》 時(shí)標(biāo)比較法測(cè)頻
frequency measurement by digital meter ==》 用數(shù)字頻率計(jì)測(cè)頻
frequency measurement by Lissajou‘s figure ==》 用李沙育圖形測(cè)頻
frequency measurement by stroboscope ==》 閃光測(cè)頻
frequency measurement by vibrationg reed indicator ==》 用舌簧頻率計(jì)測(cè)頻
frequency measurement of uncertainty principle ==》 頻率測(cè)不準(zhǔn)原理
frequency measuring bridge ==》 測(cè)頻電橋
frequency measuring count-er ==》 測(cè)頻計(jì)數(shù)器
frequency measuring equipment ==》 頻率計(jì)
frequency measuring relay ==》 測(cè)頻繼電器
frequency meter ==》 頻率表，頻率計(jì)
frequency-meter of network ==》 電力網(wǎng)周率表
frequency method ==》 頻率法
frequency mixer ==》 混頻器
frequency mixing ==》 混頻
frequency modulated ==》 調(diào)頻的，頻率調(diào)制的
frequency-modulated audio tone ==》 調(diào)頻音調(diào)
frequency-modulated carrier ==》 調(diào)頻載波
frequency-modulated carrier current telephony ==》
調(diào)頻式載波電話，調(diào)頻載波電流電話
frequency-modulated fuze ==》 調(diào)頻引信
frequency-modulated generator ==》 調(diào)頻振蕩器
frequency modulated light ==》 頻率調(diào)制光
frequency modulated oscillations ==》 頻率調(diào)制振蕩
frequency-modulated oscillator ==》 調(diào)頻振蕩器
frequency-modulated pumping ==》 頻調(diào)抽運(yùn)
frequency modulated radar ==》 頻率調(diào)制雷達(dá)
frequency-modulated signal ==》 調(diào)頻信號(hào)
frequency-modulated sonar ==》 調(diào)頻聲納
frequency-modulated sound ==》 調(diào)頻聲，頻調(diào)聲
frequency modulated station ==》 調(diào)頻發(fā)電廠，調(diào)頻電臺(tái)
frequency-modulated synchrotron ==》 調(diào)頻同步加速器
frequency modulated system ==》 調(diào)頻系統(tǒng)
frequency-modulated system ==》 調(diào)頻系統(tǒng)
frequency-modulated telecontrol system generator ==》 調(diào)頻遙控系統(tǒng)發(fā)生器
frequency modulated transmitter ==》 頻率調(diào)制發(fā)射機(jī)
frequency-modulating blade ==》 調(diào)頻葉片
frequency modulation ==》 頻率調(diào)制，調(diào)頻
frequency modulation broadcasting ==》 調(diào)頻制廣播
frequency modulation carrier telegraph ==》 調(diào)頻式載波電報(bào)
frequency modulation characteristic ==》 調(diào)頻特性
frequency-modulation chart ==》 調(diào)頻圖
frequency-modulation detector ==》 鑒頻器
frequency modulation deviation ==》 調(diào)頻頻偏
frequency-modulation distortion ==》 調(diào)頻失真
frequency modulation generator ==》 調(diào)頻信號(hào)發(fā)生器
frequency modulation index （FM index） ==》 調(diào)頻指數(shù)
frequency-modulation laser ==》 調(diào)頻激光器
frequency modulation motor ==》 頻率調(diào)制電動(dòng)機(jī)，調(diào)頻電動(dòng)機(jī)
frequency modulation reserve ==》 調(diào)頻備用機(jī)組
frequency modulation system ==》 調(diào)頻系統(tǒng)，調(diào)頻制
frequency modulation threshold ==》 調(diào)頻門限
frequency modulation type altimeter ==》 調(diào)頻式測(cè)高計(jì)
frequency modulation with feedback ==》 反饋調(diào)頻
frequency modulator ==》 頻率調(diào)制器
frequency moment ==》 頻數(shù)距
frequency monitor ==》 頻率監(jiān)控器
frequency multiplexing ==》 頻分多路
frequency multiplication ==》 倍頻
frequency multiplier ==》 頻率倍增器
frequency multiplier chain ==》 倍頻鏈
frequency multiplier circuit ==》 倍頻電路
frequency-multiplier klystron ==》 倍頻速調(diào)管
frequency multiplier mixer circuit ==》 倍頻混頻電路
frequency normal distrbution ==》 頻率正態(tài)分布
frequency number ==》 頻數(shù)
frequency odulation telecommunication system ==》 調(diào)頻通信制
frequency of access ==》 存取頻率
frequency of bud-variation ==》 芽變頻率
frequency of collision ==》 碰撞頻率
frequency of disease development ==》 發(fā)病頻率
frequency of flood ==》 洪水頻率
frequency of infinite attenuation ==》 無(wú)限衰減頻率
frequency of injuries ==》 負(fù)傷頻率
frequency of irrigation ==》 灌水次數(shù)
frequency of joints ==》 節(jié)理密度，節(jié)理頻度
frequency of micturition ==》 尿頻
frequency of occurences ==》 出現(xiàn)頻率
frequency of operation ==》 工作頻率
frequency of oscillation ==》 振動(dòng)頻率
frequency of penetration ==》 穿透頻率
frequency of purchase ==》 采購(gòu)頻率
frequency of sampling ==》 采樣頻率