frequency excursion 頻移frequency drift compensation [土木建築工程]頻移補(bǔ)償[航空、航天科學(xué)技術(shù)]頻移補(bǔ)償frequency drift [通信] 頻率漂移；[測(cè)] 頻漂frequency doubling [電子] 倍頻frequency domain notch filter [電子、通信與自動(dòng)控制技術(shù)]頻域陷波器frequency domain decomposition frequency domain [計(jì)] 頻域；[電子][通信] 頻率範(fàn)圍frequency division multiplier [動(dòng)力與電氣工程]分頻乘法器frequency division multiplexing [通信] 頻分複用；分頻多路傳輸frequency division multiplex 頻分多路複用；[通信] 頻分多路傳輸；頻率分隔多工；頻分多路轉(zhuǎn)換frequency division [通信] 分頻；[通信] 頻率劃分frequency divider [電子] 分頻器frequency diversity 頻率分隔frequency distribution histogram [交通運(yùn)輸工程]頻度分佈直方圖[生物學(xué)]頻率分佈直方圖frequency distribution curve [數(shù)學(xué)]頻次分配曲線頻率分佈曲線次數(shù)分佈曲線frequency distortion [電子] 頻率失真 [聲] 頻率畸變frequency directing [電子、通信與自動(dòng)控制技術(shù)]頻率引導(dǎo)frequency difference stabilization [電子、通信與自動(dòng)控制技術(shù)]穩(wěn)頻差frequency deviation meter 頻偏計(jì)frequency deviation [通信] 頻率偏移