【电学】调频的、载波系统、电报通信【电学】调频的，载波系统

frequency-modulated carrier-curr-ent telephony

frequency-modulated signal generator

frequency-modulated cyclotron

frequency-modulated jamming【电子】

frequency-modulated transmitter

frequency-modulated carrier【通信】

frequency-modulated carrier current telephony【通信】

frequency modulation radar【雷达】;frequency-modulated radar【雷达】