英汉词典

frequency frequency (freq) frequency - division multiplexing frequency accentuation frequency acceptance band frequency accuracy frequency acquisition frequency adaptor frequency adder frequency adjuster frequency adjustment frequency agile frequency agile magnetron frequency agile modem frequency agility frequency aging frequency alias frequency aliasing frequency allocation frequency allocation (assignment) frequency allocation center frequency allocation chart frequency allocation commifee (fac) Frequency Allocation Committee frequency allocation list frequency allocation of channels frequency allotment frequency amplitude characteristic frequency amplitude diagram frequency analyser frequency analysis frequency analysis and control frequency analysis compaction frequency analysis technique frequency analysis(seismic wave) frequency analyzer frequency and amplitude modulation frequency and time division data line frequency and time standard frequency anomaly frequency approach frequency array frequency asignment frequency assigment frequency assignment frequency assignment chart Frequency assignment plan. frequency attenuation frequency audiometer frequency authorization frequency automatic adjustment frequency band frequency band compression frequency band of emission frequency band range frequency band width Frequency Bands frequency bandwidth frequency bar chart frequency behaviour frequency bend frequency bias frequency bimirror Frequency Bin frequency booster frequency breakdown frequency bridge frequency cable frequency calculation frequency calibrated recording paper frequency calibration frequency calibration scale frequency cap frequency carrier frequency carrier deviation meter frequency carrier diviation meter frequency carrier system frequency center frequency chain frequency change frequency change signaling frequency change signalling frequency change synchronization frequency change-over switch frequency changer frequency changer crystal frequency changer set frequency changer-over switch Frequency Changers frequency changing circuit frequency channel frequency channel selector frequency character frequency character viewer frequency characteristic frequency characteristic measurement frequency characteristic of capacitance frequency characteristics frequency chart frequency charts frequency class frequency code frequency coding frequency coherence frequency collapse frequency comparator frequency comparator circuit frequency comparison frequency compensation frequency compensator frequency complement rule frequency component frequency components frequency compression demodulator frequency concept of probability frequency condition frequency constant frequency content frequency content of picture signal frequency control Frequency Control Board frequency control circuit frequency control loop frequency control mode frequency control of motor speed frequency controlled actuator frequency controller frequency conversion frequency conversion effect frequency conversion loss frequency converter frequency converter circuit frequency converter set frequency converter substation frequency converter tube frequency converter TWT Frequency Converters frequency convertor frequency convolution theorem frequency coordination frequency coordinator frequency correction frequency corrector frequency correlation frequency count frequency count heuristic frequency counter frequency counting frequency coverage frequency crossing frequency curve frequency curve chart frequency curve fitting frequency cutoff frequency data frequency decay frequency deceleration frequency decorrelation frequency demodulation frequency demultiplication frequency demultiplier frequency density frequency departure frequency dependence frequency dependent frequency dependent coding frequency dependent compliance frequency dependent drain conductance frequency dependent selection frequency detection frequency detector frequency detuning frequency deviation frequency deviation measurement frequency deviation meter frequency deviation of sound carrier frequency deviation of vision carrier frequency deviation ratio frequency deviation region frequency device frequency diagram frequency dial frequency dictionary frequency difference frequency difference resonance frequency directing frequency directing device frequency discontinuity frequency discount frequency discrimianator frequency discriminating circuit frequency discriminating optical chopper frequency discriminating receiver frequency discrimination frequency discrimination circuit frequency discrimination telegraph frequency discriminator frequency discrinimator frequency dispersion frequency distortion frequency distribution frequency distribution analyse chart frequency distribution analysis frequency distribution curve frequency distribution function frequency distribution histogram frequency distribution of element frequency distribution table frequency distributions frequency diversity frequency diversity bandwidth frequency diversity radar frequency diversity reception Frequency diversity. frequency diviation frequency divider frequency divider stage frequency dividing frequency dividing apparatus frequency dividing circuit frequency dividing output frequency dividing ratio frequency division frequency division command frequency division data link frequency division duplex frequency division modulation frequency division multiple access frequency division multiple access (fdma) frequency division multiplex frequency division multiplex (fdm) frequency division multiplex system frequency division multiplex telegraph system Frequency division multiplex. frequency division multiplexer frequency division multiplexing frequency division multiplexing (fdm) frequency division multiplexing access frequency division multiplexing limitations frequency division multiplexing technique frequency division multiplier frequency division of noise frequency division step frequency division switching frequency division switching system frequency division system frequency division telemetry frequency domain frequency domain analyser frequency domain analysis frequency domain analysis of multiple time-series frequency domain analyzer frequency domain coding frequency domain convolution frequency domain criterion frequency domain equalizer frequency domain equilizer frequency domain experiment design frequency domain IP frequency domain measurement frequency domain method frequency domain method of dynamic analysis frequency domain model reduction method frequency domain reflectometer frequency domain signal frequency double frequency double klystron frequency double laser frequency doubler frequency doubling frequency doubling attenuation frequency doubling crystal frequency doubling system frequency doubling test mode frequency downconversion frequency drag frequency drift frequency drift compensation frequency driven design frequency drop frequency effect frequency eligibility rate frequency eliminator frequency encoded cdma frequency encoding frequency energy frequency entrainment frequency equalizer frequency equation frequency error frequency estimate frequency exchange signaling frequency exchange signalling frequency exchanger frequency excursion frequency factor frequency fall frequency filter frequency filtering frequency fixing frequency fluctuation frequency four-vector frequency frogging frequency function frequency gain curve frequency gain function frequency gauging frequency generating rotor frequency generator frequency generator frequency doubler frequency generator shaper frequency graph frequency group frequency group mode frequency halving frequency harmonic frequency histogram frequency hop (fh) frequency hop rate frequency hopping frequency hopping communication frequency hopping multiple access (fhma) frequency hopping spread spectrum frequency hopping spread spectrum modulation Frequency hopping. frequency hysteresis frequency identification unit frequency idler frequency illusion frequency impairment frequency impulse frequency increment frequency independent antenna frequency index frequency indicating device frequency indicating meter frequency indication frequency indicator frequency influence frequency information frequency instability frequency interference frequency interlace frequency interlacing frequency interleave frequency interleaving frequency interleaving system frequency intermediate frequency interpretation of probability frequency interval frequency inversion Frequency Inverters frequency irregularity frequency irregurality frequency jammer frequency jitter frequency jump frequency jumping frequency keyer frequency keying frequency keying method frequency law frequency level frequency limit frequency limitation frequency line frequency list frequency lock frequency lock indication frequency locked loop frequency locking frequency locus frequency magnitude frequency magnitude coefficient frequency management frequency manual adjustment frequency map frequency mark frequency marker frequency marker oscillator frequency marker pip frequency marketing frequency matching frequency matching device frequency maximum utilizable frequency measurement frequency measurement by digital meter frequency measurement by Lissajou's figure frequency measurement by stroboscope frequency measurement with filtering method frequency measuring bridge frequency measuring counter frequency measuring equipment frequency measuring relay frequency measuring station frequency memory frequency meter frequency meter anemometer frequency meter of network frequency meter with dooble scale frequency meter with double scale frequency method frequency mixer frequency mixing frequency modulated frequency modulated beam frequency modulated carrier frequency modulated carrier current telephony frequency modulated cyclotron frequency modulated generator frequency modulated light frequency modulated oscillator frequency modulated pumping frequency modulated radar altimeter frequency modulated receiver frequency modulated signal frequency modulated station frequency modulated subcarrier frequency modulated system frequency modulated track circuit frequency modulated transmitter frequency modulating blade frequency modulating laser frequency modulatinon index Frequency modulation frequency modulation (fm) frequency modulation allocation frequency modulation broadcast frequency modulation broadcast band frequency modulation broadcasting frequency modulation carrier telegraph frequency modulation characteristic frequency modulation chart frequency modulation detector frequency modulation deviation frequency modulation discriminator frequency modulation distortion frequency modulation Doppler frequency modulation encoding frequency modulation engineering frequency modulation feed back demodulator frequency modulation feedback frequency modulation generator frequency modulation index frequency modulation laser frequency modulation method frequency modulation motor frequency modulation noise level on carrier frequency modulation of subcarrier frequency modulation oscillator frequency modulation radar frequency modulation ratio frequency modulation receiver frequency modulation receiver deviation sensitivit frequency modulation reception frequency modulation recording frequency modulation reserve frequency modulation reticle frequency modulation synthesis frequency modulation system frequency modulation telecommunication system frequency modulation threshold frequency modulation threshold (fm threshold) frequency modulation transmitter frequency modulation tube frequency modulation tuner frequency modulation type altimeter frequency modulation with feedback frequency modulation-frequency modulation frequency modulation-phase mod-ulation frequency modulation-phase modulation Frequency modulation. frequency modulation/frequcny division multiple ac frequency modulation/frequcny division mutiplex (f frequency modulations frequency modulator frequency moment frequency monitor frequency monitoring and interference control frequency multipication method frequency multiplex frequency multiplexing frequency multiplexing technique frequency multiplication frequency multiplier frequency multiplier chain frequency multiplier circuit frequency multiplier klystron frequency multiplier mixer circuit frequency multipliers frequency nonselective channel frequency number frequency odulation telecommunication system frequency of access frequency of amendment frequency of back-up frequency of bucket emptying frequency of bud-variation frequency of calibration frequency of collision frequency of concurrent events frequency of contact frequency of conversion frequency of disease development frequency of dispatching frequency of encounter frequency of error frequency of every allowable term (feat) frequency of failure frequency of first mode frequency of flood frequency of free oscillation frequency of free oscillations frequency of freight frequency of freight quality accidents frequency of heave frequency of infinite attenuation frequency of injuries frequency of inspection frequency of irrigation frequency of joints frequency of library use frequency of light frequency of loss frequency of maintenance frequency of micturition frequency of mutation frequency of occurences frequency of occurrence frequency of occurrence of speech sound frequency of occurrences frequency of operation frequency of optimum traffic frequency of oscillation frequency of output frequency of penetration frequency of periodic function frequency of pitch frequency of purchase frequency of radio frequency of receipt and payment of bank notes frequency of recombination frequency of reference frequency of roll frequency of rotation frequency of sample means frequency of sampling frequency of semen collection frequency of ship motion frequency of signal frequency of signal generator frequency of sound frequency of soundings frequency of spinning signal frequency of stars frequency of stock out frequency of stripping cathodes frequency of stroke frequency of styling changes frequency of survey frequency of the natural hydraulic mode frequency of the sample rate frequency of the workpiece spectrum frequency of traffic frequency of trip frequency of urinatior frequency of use frequency of valve operation frequency of vehicle current repair frequency of vibration frequency of wave frequency of wind direction frequency of wind speed frequency of wink frequency of working frequency offset frequency offset generator frequency offset transponder frequency optimum traffic frequency origin frequency outage report frequency output frequency overlap frequency pairing frequency panel frequency parameter frequency pattern correlation frequency percentage frequency period frequency phase characteristic curve frequency plan frequency plane frequency planning frequency plot frequency point frequency polygon frequency pool frequency prediction frequency prediction chart frequency primary standard frequency probability frequency programming frequency property frequency protection frequency pulling frequency pulling effect frequency pulse frequency pushing frequency pushing factor frequency quotient frequency raiser frequency range frequency range expanding method frequency rate frequency rating frequency ratio frequency recognition frequency reconnaissance frequency record frequency recorder frequency recovery frequency reducer frequency reference frequency region frequency regulation frequency regulation capability frequency regulator frequency relation frequency relation limit frequency relaxation spectrum frequency relay frequency reproducibility frequency reproduction frequency resolution frequency resolution constant frequency resonance frequency response frequency response analyser Frequency Response Analysis frequency response analyzer frequency response approach frequency response characteristic frequency response characteristics frequency response correction frequency response curve frequency response curve of regulator frequency response data frequency response display set frequency response distortion frequency response error frequency response function frequency response function (frf) frequency response locus frequency response method frequency response of microphone frequency response of network frequency response of tape frequency response range frequency response spectrum frequency response test frequency response testing frequency response tracer frequency response trajectory frequency responses frequency restoration frequency restriction frequency reuse frequency ringing frequency run frequency sampling filter frequency sampling theorem frequency scale frequency scale selector frequency scaling frequency scan frequency scan antenna frequency scan radar frequency scanning frequency scanning radar frequency scintillation oscilloscope frequency scrambler frequency selecting amplifier frequency selecting connector frequency selection frequency selective amplifier frequency selective channel frequency selective damping material frequency selective device frequency selective earphone frequency selective fading frequency selective filter circuit frequency selective level indicator frequency selective network frequency selective system frequency selective voltmeter frequency selectivity frequency selector frequency senser frequency sensitive detector frequency sensitive relay frequency sensitive rheostat frequency sensitive varistor frequency sensitivity frequency sensor frequency separating frequency separating filter frequency separation frequency separation multiplier frequency separator frequency series Frequency series. frequency setter frequency setting frequency setting drift frequency setting matrix frequency setting range frequency shaping frequency shared channel amplifier frequency sharing frequency sharing circuit frequency sharing scheme frequency shif coding frequency shift frequency shift adapter frequency shift automatic block frequency shift coded data frequency shift coding frequency shift communication frequency shift communication system frequency shift compensation frequency shift converter frequency shift data frequency shift elegraphy frequency shift key frequency shift keyed frequency shift keyed modulation frequency shift keyed radio channel frequency shift keyer frequency shift keying frequency shift keying (fsd) frequency shift keying (fsk) frequency shift keying telegraph frequency shift local oscillator frequency shift magnetometer frequency shift modulation frequency shift modulation system frequency shift modulator frequency shift property frequency shift pulsing frequency shift receiver frequency shift signalling frequency shift system frequency shift telegraphy Frequency shift telegraphy. frequency shift theorem frequency shift track circuit frequency shift transmission frequency shift transmitter monitor frequency shift type telemeter frequency shift voice frequency telegraph frequency shifted audio tone frequency shifter frequency shifters frequency shifting frequency signal frequency slicing frequency slope modulation frequency sounder frequency sounding frequency sounding instrument frequency sounding method frequency source frequency space frequency spacing frequency span frequency spectra induced polarization instrument frequency spectrograph frequency spectrometer frequency spectrum frequency spectrum analyser frequency spectrum analysis frequency spectrum compression frequency spectrum designation frequency spectrum direct vision method frequency speed control frequency splitting frequency spread frequency square frequency stability frequency stability analyzer frequency stability factor frequency stability of sound carrier frequency stability of vision carrier Frequency stability. frequency stabilization frequency stabilization by quartz resonator frequency stabilization circuits frequency stabilization of laser frequency stabilized laser frequency stabilized lasers frequency stabilized power source frequency stabilizer frequency staggering frequency standard frequency step frequency step down frequency stepping frequency storage frequency studies frequency study frequency substitution estimate frequency subtraction frequency support frequency surface frequency sweep frequency sweep generator frequency sweep mode frequency sweep oscillator frequency sweeping frequency swing frequency switching frequency synchronisation frequency synchronisation automatic device frequency synchronism frequency synthesis frequency synthesis technique frequency synthesizer frequency system frequency table frequency tabulation frequency tachometer frequency tally frequency tape frequency telemetering frequency teller frequency temperature characteristic frequency terminal frequency test frequency theory frequency theory of distribution frequency theory of hearing frequency theory of nerve impulse frequency theory of probability frequency thermometer frequency threshold frequency time clock frequency time coding of pulse frequency time control frequency time intensity frequency time matrix frequency time modulation frequency time standard frequency time standard (fts) frequency tolerance frequency tolerance of radio transmitter Frequency tolerance. frequency tracer frequency tracker frequency tracking switching mode Frequency Transducer frequency transfer function frequency transformation frequency transformator frequency transformer frequency transient response frequency translating transponder frequency translation frequency translation equipment frequency translator frequency transposition frequency transposition error frequency trap frequency trebler frequency trim frequency trimming frequency tripler frequency tuner frequency tuning curve frequency tuning range frequency type telemeter frequency up conversion frequency up-conversion frequency upconversion frequency variation frequency variation method frequency variator frequency vector frequency vector locus frequency vibration frequency view of probability frequency vs. time response frequency wave number migration frequency wavelength relation frequency weighting network frequency width frequency wobbling frequency wow frequency zone frequency(frequence) frequency(respiratory) Frequency, characteristic. frequency, cutoff frequency, field frequency, hopping Frequency, optimum traffic. Frequency, reference. frequency, sampling frequency, scanning frequency-agile frequency-agile modem frequency-agile radar frequency-amplitude characteristic frequency-analysis compaction Frequency-Asked Question frequency-azimuth intensity frequency-calibration reference frequency-change oscillator frequency-change signaling frequency-change signalling frequency-change-over switch frequency-changer frequency-changer crystal frequency-changer cyrstal frequency-changer set frequency-controlled thyristor motor frequency-conversion crystal frequency-converter frequency-count frequency-counts frequency-departure meter frequency-dependence frequency-dependences frequency-dependent frequency-dependent bridge frequency-dependent selection frequency-difference detector frequency-direction spectrum frequency-discrimination frequency-distribution curve frequency-diversity operation frequency-division audiometer frequency-division data link frequency-division modulation frequency-division multiple access (fdma) frequency-division multiple-access frequency-division multiplex frequency-division multiplexing frequency-division multiplexing (fdm) frequency-domain frequency-domain analyser frequency-domain analysis frequency-domain analyzer frequency-domain automatic network analyzer frequency-domain convolution frequency-domain electromagnetic system frequency-domain equalizer frequency-domain estimation frequency-domain filtering frequency-domain ip method frequency-domain lowpass filtering methods frequency-domain measurement frequency-domain method frequency-domain migration frequency-domain model frequency-domain model reduction method frequency-domain reflectometer frequency-domain sampling theorem frequency-domain sounding frequency-domain time series frequency-doubled frequency-doubled effect frequency-doubling transponder frequency-equation frequency-exchange signaling frequency-exchange signalling frequency-field function frequency-gain curve frequency-halving circuit frequency-hopped (fh)spread spectrum signals frequency-hopped spread spectrum frequency-hopping frequency-hopping spread spectrum frequency-identification unit frequency-independent frequency-independent antenna frequency-indicating device frequency-interlace technique frequency-interleaved pattern frequency-invariant linear filtering frequency-locking frequency-marker oscillator frequency-measuring equipment frequency-meter anemometer frequency-meter of network frequency-modulatd frequency-modulate cw (fm-cw) frequency-modulated audio tone frequency-modulated broadcast ba-nd frequency-modulated broadcast band frequency-modulated carrier frequency-modulated carrier current telephone frequency-modulated carrier current telephony frequency-modulated carrier-curr-ent telephony frequency-modulated cyclotron frequency-modulated detector frequency-modulated Doppler frequency-modulated fuze frequency-modulated generator frequency-modulated jammer frequency-modulated jamming frequency-modulated laser frequency-modulated ocsillator frequency-modulated oscillator frequency-modulated output frequency-modulated pumping frequency-modulated quartz oscillator frequency-modulated radar frequency-modulated radiation frequency-modulated receiver frequency-modulated signal frequency-modulated sonar frequency-modulated sound frequency-modulated synchrotron frequency-modulated system frequency-modulated telecontrol system generator frequency-modulated transmitter frequency-modulated voice frequency telegraph frequency-modulated wave frequency-modulating blade frequency-modulating laser frequency-modulation and voice frequency frequency-modulation broadcast band frequency-modulation chart frequency-modulation detector frequency-modulation deviation frequency-modulation distortion frequency-modulation Doppler frequency-modulation frequency converter frequency-modulation index frequency-modulation jamming frequency-modulation keying telegraphy frequency-modulation laser frequency-modulation motor frequency-modulation noise level on carrier frequency-modulation radar frequency-modulation receiver frequency-modulation receiver deviatio frequency-modulation telephony frequency-modulation threshold frequency-modulation transmitter frequency-modulation tube frequency-modulation tuner frequency-multiplier klystron frequency-offset transponder frequency-phase characteristic frequency-phase method frequency-power limitation frequency-programming system frequency-range frequency-ranges frequency-ratio frequency-ratio method frequency-regulator frequency-rejection amplifier frequency-response frequency-response analyzer frequency-response calibration frequency-response characteristic frequency-response characteristics frequency-response compensation frequency-response correction frequency-response curve frequency-response curves frequency-response equalization frequency-response trajectory frequency-rstepped waveform frequency-sampling frequency-scan antenna frequency-scan radar frequency-selecting amplifier frequency-selective frequency-selective amplifier frequency-selective device frequency-selective element frequency-selective fading frequency-selective level indicator frequency-selective voltmeter frequency-sensitive device frequency-sensitive rheostat frequency-separation multiplier frequency-shared channel amplifier frequency-sharing circuit frequency-shif telemeter frequency-shift frequency-shift coding frequency-shift communication frequency-shift converter frequency-shift indicator frequency-shift keyer frequency-shift keying frequency-shift keying (fsk) frequency-shift modulated track circuit frequency-shift modulation frequency-shift modulator frequency-shift signaling frequency-shift stability frequency-shift telegraphy frequency-shift transmission frequency-shift type telemeter frequency-slope modification frequency-slope modulation frequency-space domain frequency-space migration frequency-specific frequency-sweep frequency-sweep generator frequency-temperature coefficient frequency-time analysis frequency-time spectral density function frequency-time-intensity frequency-to-number converter frequency-to-voltage converter frequency-transformer frequency-translated holography frequency-trend relay frequency-tripled effect frequency-type telemeter frequency-voltage converter frequency-wave number filtering frequency-wavelength relation frequency-wavenumber migration frequency-yiversity reception Frequency. frequencychanger frequencycompensation frequencymeter frequencymodulated cyclotron frequencymodulation frequencymodulator frequencyshift frequencyspectrometer