示: show; indicate; signify; ins ...频: frequent器: implement; utensil; ware差示频率计: differential frequency meter导频,领示频率: pilot frequency领示频率: pilot frequency; pilotfrequency领示频率 导频: pilotfrequency引示频率: pilot frequency引示频振荡器: pilot frequency oscillator移频器,变频器: frequency shifter倍频器: frequency booster; frequency doubler; frequency multiplier; frequency number; secondary harmonic generator变频器: frequency transformer; frequency changer; inverter; frequency converter; transverter; converter除频器: frequency eliminator倒频器: frequency scrambler; scrambler调频器: fm unit; frequency modulator; frequency variator; frequency-shift keying; tuner反频器: counter-down分频器: counter down; counter-down; counting-down circuit; fdct frequency divider; frequecny demultiplier; frequency demultiplier; frequency divider换频器: frequency changement; frequency changer混频器: [电子学] first detector; heterodyne modulator; mixer◇混频器噪声 mixer noise; 混频器作用 mixer action监频器: frequency discriminator减频器: frequency reducer鉴频器: frequency discriminator; discriminator; frequency-modulation detector; frequency detector; frequency sensitive detector; slope detector降频器: frequency demultiplier搅频器: frequency scrambler扰频器: circuit scrambler; frequency scrambler; scrambler noun