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1 absorption frequency meter
частотомер поглощающего типа
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[Я.Н.Лугинский, М.С.Фези-Жилинская, Ю.С.Кабиров. Англо-русский словарь по электротехнике и электроэнергетике, Москва, 1999 г.]Тематики
- электротехника, основные понятия
EN
Англо-русский словарь нормативно-технической терминологии > absorption frequency meter
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2 absorption frequency meter
Большой англо-русский и русско-английский словарь > absorption frequency meter
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3 absorption frequency meter
Англо-русский словарь технических терминов > absorption frequency meter
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4 absorption frequency meter
1) Техника: резонансный волномер, частотомер поглощающего типа2) Электроника: поглощающий частотомерУниверсальный англо-русский словарь > absorption frequency meter
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5 absorption frequency meter
English-Russian electronics dictionary > absorption frequency meter
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6 absorption frequency meter
The New English-Russian Dictionary of Radio-electronics > absorption frequency meter
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7 absorption frequency meter
English-Russian scientific dictionary > absorption frequency meter
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8 absorption frequency meter
English-Russian dictionary of electronics > absorption frequency meter
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9 cavity-tuned absorption-type frequency meter
Электроника: поглощающий частотомер с объёмным резонаторомУниверсальный англо-русский словарь > cavity-tuned absorption-type frequency meter
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10 cavity-tuned absorption-type frequency meter
English-Russian electronics dictionary > cavity-tuned absorption-type frequency meter
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11 cavity-tuned absorption-type frequency meter
The New English-Russian Dictionary of Radio-electronics > cavity-tuned absorption-type frequency meter
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12 cavity-tuned absorption-type frequency meter
English-Russian dictionary of electronics > cavity-tuned absorption-type frequency meter
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13 meter
1) измерительный прибор; средство измерения || измерять2) метр•- admittance meter
- azimuth-indicating meter
- backscatter density meter
- B-H meter
- bias meter
- call meter
- capacitance meter
- cavity-resonator frequency meter
- cavity-tuned absorption-type frequency meter
- cavity-tuned heterodyne-type frequency meter
- cavity-tuned transmission-type frequency-meter
- circuit-noise meter
- coaxial-line frequency meter
- correlation meter
- counting-rate meter
- counting-type frequency meter
- customer's private meter
- dB meter
- decibel meter
- demand meter
- digital panel meter
- dip meter
- distortion meter
- dual meter
- effective-call meter
- elapsed-time meter
- electric power meter
- electrodynamic meter
- electromechanical frequency meter
- expanded-scale meter
- exposure meter
- feed-through power meter
- field-intensity meter
- field-strength meter
- flutter meter
- footcandle meter
- Frahm frequency meter
- frequency meter
- frequency departure meter
- frequency deviation meter
- frequency difference meter
- gamma backscatter thickness meter
- generating electric-field meter
- gradient meter
- grid-dip meter
- Hall-effect power meter
- heterodyne frequency meter
- heterodyne-type frequency meter
- hot-wire meter
- illumination meter
- impedance meter
- induction meter
- induction-type meter
- ineffective-call meter
- integrating meter
- light meter
- luminance meter
- magnet meter
- magnetic-vane meter
- meantime-to-failure meter
- modulation meter
- motor meter
- moving-coil meter
- moving-vane meter
- mutual-conductance meter
- noise meter
- output meter
- peak program meter
- pen meter
- people meter
- percent-modulation meter
- phase meter
- phase-angle meter
- photographic exposure meter
- pocket meter
- portable meter
- power meter
- power-factor meter
- pulse-recurrence frequency meter
- Q-meter
- quality-factor meter
- quotient meter
- radiation survey meter
- radio-altitude meter
- radio-noise meter
- rate meter
- ratio meter
- reactive volt-ampere meter
- recording meter
- recording level meter
- rectifier meter
- reed frequency meter
- reflection-coefficient meter
- resonance frequency meter
- reverberation-time meter
- signal-strength meter
- sound-level meter
- standard meter
- standing-wave meter
- subscriber's private meter
- susceptibility meter
- terminating power meter
- thermal electric meter
- time-interval meter
- transconductance meter
- transmission-type frequency meter
- tuning meter
- universal test meter
- vibrating-reed frequency meter
- vibration meter
- visual-display plate level meter
- voltage standing-wave-ratio meter
- volume unit meter
- VSWR meter
- VU meter
- watt-hour meter
- wow meter -
14 meter
1) измерительный прибор; средство измерения || измерять2) метр•- admittance meter
- azimuth-indicating meter
- backscatter density meter
- B-H meter
- bias meter
- call meter
- capacitance meter
- cavity-resonator frequency meter
- cavity-tuned absorption-type frequency meter
- cavity-tuned heterodyne-type frequency meter
- cavity-tuned transmission-type frequency meter
- circuit-noise meter
- coaxial-line frequency meter
- correlation meter
- counting-rate meter
- counting-type frequency meter
- customer's private meter
- dB meter
- decibel meter
- demand meter
- digital panel meter
- dip meter
- distortion meter
- dual meter
- effective-call meter
- elapsed-time meter
- electric power meter
- electrodynamic meter
- electromechanical frequency meter
- expanded-scale meter
- exposure meter
- feed-through power meter
- field-intensity meter
- field-strength meter
- flutter meter
- footcandle meter
- Frahm frequency meter
- frequency departure meter
- frequency deviation meter
- frequency difference meter
- frequency meter
- gamma backscatter thickness meter
- generating electric-field meter
- gradient meter
- grid-dip meter
- Hall-effect power meter
- heterodyne frequency meter
- heterodyne-type frequency meter
- hot-wire meter
- illumination meter
- impedance meter
- induction meter
- induction-type meter
- ineffective-call meter
- integrating meter
- light meter
- luminance meter
- magnet meter
- magnetic-vane meter
- meantime-to-failure meter
- modulation meter
- motor meter
- moving-coil meter
- moving-vane meter
- mutual-conductance meter
- noise meter
- output meter
- peak program meter
- pen meter
- people meter
- percent-modulation meter
- phase meter
- phase-angle meter
- photographic exposure meter
- pocket meter
- portable meter
- power meter
- power-factor meter
- pulse-recurrence frequency meter
- Q meter
- quality-factor meter
- quotient meter
- radiation survey meter
- radio-altitude meter
- radio-noise meter
- rate meter
- ratio meter
- reactive volt-ampere meter
- recording level meter
- recording meter
- rectifier meter
- reed frequency meter
- reflection-coefficient meter
- resonance frequency meter
- reverberation-time meter
- signal-strength meter
- sound-level meter
- standard meter
- standing-wave meter
- subscriber's private meter
- susceptibility meter
- terminating power meter
- thermal electric meter
- time-interval meter
- transconductance meter
- transmission-type frequency meter
- tuning meter
- universal test meter
- vibrating-reed frequency meter
- vibration meter
- visual-display plate level meter
- voltage standing-wave-ratio meter
- volume unit meter
- VSWR meter
- VU meter
- watt-hour meter
- wow meterThe New English-Russian Dictionary of Radio-electronics > meter
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15 meter
1) метр2) измерительный прибор, измеритель || измерять, мерить, замерять3) счётчик4) дозатор•to meter in — регулировать объём на входе;-
absorption frequency meter
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ac meter
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acoustic current meter
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active energy meter
-
activity meter
-
admittance meter
-
airflow meter
-
air meter
-
all-purpose meter
-
alpha meter
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alpha survey meter
-
altitude meter
-
ampere-hour meter
-
analog meter
-
angle meter
-
apparent energy meter
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atrain meter
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attenuation meter
-
audio level meter
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audio-frequency meter
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audio-noise meter
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automatic noise figure meter
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autoranging meter
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backscatter nuclear density meter
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backscatter nuclear moisture meter
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badge meter
-
batch meter
-
battery meter
-
bellow gas meter
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beta survey meter
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B-H meter
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body tilt meter
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brightness meter
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Btu meter
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bypasswater meter
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bypass meter
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call-count meter
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calometric gas meter
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candle power meter
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capacitance capacity meter
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capacitance meter
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cavity frequency meter
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circuit noise meter
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clamp-on meter
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clip-on meter
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coaxial-line frequency meter
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coercive force meter
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contamination meter
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correlation meter
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coulomb meter
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counting-rate meter
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counting-type frequency meter
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course meter
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cup-type meter
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current meter
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curve-drawing meter
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cycloidal gas meter
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dc meter
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decibel meter
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demand meter
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density meter
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depth meter
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detonation meter
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dew-point meter
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dew-point moisture meter
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dielectric-type moisture meter
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differential pressure meter
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digital meter
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digital panel meter
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digital Z meter
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dip meter
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direct-reading meter
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distance meter
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distortion factor meter
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distortion meter
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dosage meter
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dose meter
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double-rate meter
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double-tariff meter
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downhole oil gravity-gas content-volume ratio meter
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draft meter
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drift meter
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dry gas meter
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dual meter
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dwell meter
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earth resistance meter
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edgewise meter
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elbow meter
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electric field meter
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electric hour meter
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electric power meter
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electrical meter
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electric meter
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electricity meter
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electrodynamic meter
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electrolytic meter
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electromagnetic current meter
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electromagnetic interference meter
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electromagnetic meter
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electromechanical frequency meter
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electronic moisture meter
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elevation meter
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energy meter
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envelope delay meter
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exposure meter
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exposure rate meter
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fallout meter
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ferrodynamic meter
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field-intensity meter
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field-strength meter
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flow meter
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flow rate meter
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fluid meter
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fluidity meter
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flux meter
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flux-gate meter
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foot-candle meter
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forward scatter visibility meter
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fountain-pen-type dose meter
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frequency deviation meter
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frequency meter
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frequency modulation meter
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frequency-indicating meter
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fuel-flow meter
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G.-M. meter
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gamma meter
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gamma survey meter
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gas meter
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gas volume meter
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generating electric field meter
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gravity meter
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grid-dip meter
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hardness meter
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haze meter
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head meter
-
heat meter
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hook-on meter
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hot-wire air flow meter
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hot-wire meter
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house service meter
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humidity meter
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hydraulic flow meter
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hysteresis meter
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illumination meter
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impedance meter
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impeller current meter
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impulse meter
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inductance meter
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induction flow meter
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induction-type meter
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infrared moisture meter
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in-line meter
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instrument test meter
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insulation-resistance meter
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integrating electricity meter
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integrating light meter
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integrating meter
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ion meter
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iron-vane meter
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lambda meter
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laminar flow meter
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laser-Doppler current meter
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layer thickness meter
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leakage meter
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level meter
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light meter
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light-intensity meter
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lightning-current meter
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linear meter
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liquid displacement meter
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loss meter
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luminance meter
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lux meter
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Mach meter
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magnetic potential meter
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magnetic-field meter
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magnetic meter
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magnetic-vane meter
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mass-flow meter
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maximum-demand meter
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maxwell meter
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megohm meter
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methane meter
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microwave power meter
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milliohm meter
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moisture meter
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motor meter
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moving-coil meter
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moving-iron meter
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multiple purpose meter
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multiprobe ionization meter
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multirange meter
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multirate meter
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multistator watt-hour meter
-
neutron soil moisture meter
-
noise-level meter
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noise meter
-
noise-temperature meter
-
nuclear density meter
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nuclear level meter
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nuclear moisture meter
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null meter
-
oil meter
-
orifice meter
-
output power meter
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panel meter
-
parking meter
-
peak program meter
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pendulum-type current meter
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penny-in-the-slot meter
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permanent-magnet meter
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pH meter
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phase-angle meter
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phase meter
-
photoelectric exposure meter
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photoelectric meter
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photographic exposure meter
-
pivoted flap flow meter
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pocket meter
-
polyphase meter
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portable hydraulic flow meter
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portable meter
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power meter
-
power-factor meter
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prepayment electricity meter
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prepayment meter
-
pressure meter
-
printing meter
-
profile meter
-
profiling current meter
-
propeller meter
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propeller milk meter
-
propeller-type meter
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proportional gas meter
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proportioning meter
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Pygmy meter
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quality-factor meter
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quotient meter
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radiation balance meter
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radiation meter
-
radio-noise meter
-
rate meter
-
ratio meter
-
reactance meter
-
reactive volt-ampere meter
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reactive volt-ampere-hour meter
-
reactive-energy meter
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reactive-power meter
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readout meter
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recording depth meter
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recording meter
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reed frequency meter
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residential meter
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resistance meter
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resistance-type moisture meter
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resistivity meter
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resonant frequency meter
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revolution meter
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rf level meter
-
roentgen rate meter
-
rotary gas meter
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rotor current meter
-
running meter
-
salinity meter
-
salt meter
-
selective ion meter
-
self-recording current meter
-
service meter
-
setup scale meter
-
shape meter
-
sinad meter
-
single-phase meter
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slip meter
-
S-meter
-
soap film meter
-
solid-state meter
-
sound-level meter
-
standard meter
-
standing-wave meter
-
steam-consumption meter
-
steam-flow meter
-
sulfur meter
-
summation meter
-
suppressed-zero meter
-
survey meter
-
switchboard meter
-
thermal electric meter
-
thermal meter
-
Thomson meter
-
three-axis current meter
-
three-phase meter
-
tide meter
-
torque meter
-
torsion meter
-
transmission nuclear density meter
-
transmission nuclear moisture meter
-
transmittance meter
-
transparency meter
-
trim meter
-
tuning meter
-
two-rate meter
-
var-hour meter
-
vector-averaging current meter
-
velocity-type meter
-
Ventury meter
-
vibrating-reed frequency meter
-
vibration meter
-
visibility meter
-
visual exposure meter
-
voltage meter
-
voltage standing-wave-ratio meter
-
volt-ampere meter
-
volt-ampere-hour meter
-
volt-ohm meter
-
volt-ohm-milliampere meter
-
water meter
-
watercut meter
-
water-sealed gas meter
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watt-hour meter
-
wattless component meter
-
wave meter
-
wet gas meter
-
wind meter
-
wing current meter
-
Z meter
-
zero-center meter
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zeta meter -
16 meter
1) метр
2) метровый
3) измеритель
4) прибор измерительный
5) устройство измерительное
6) счетчик
7) измерять
8) дозировать
– ampere-hour meter
– attenuation meter
– audibility meter
– bearing meter
– call meter
– capacitance meter
– clock meter
– color-difference meter
– count-rate meter
– crosstalk meter
– cubic meter
– current meter
– cut meter
– distortion meter
– drift meter
– dynamic meter
– eccentricity meter
– effective-call meter
– electricity meter
– end standard of meter
– error meter
– exposure meter
– field-intensity meter
– flow meter
– frequency meter
– frequency-deviation meter
– gas meter
– induction meter
– ion meter
– meter des archives
– meter display
– meter key
– meter of mercury
– misread a meter
– modulation meter
– moisture meter
– output meter
– peg count meter
– per meter
– power meter
– quality-factor meter
– radioactivity meter
– rate meter
– register of meter
– reverberation meter
– running meter
– sea current meter
– signal-strength meter
– square meter
– standard meter
– time meter
– totalizing meter
– traffic meter
– var-hour meter
– vibration meter
– visibility meter
– volt-ampere-hour meter
– volume-unit meter
– watt-hour meter
– wet water meter
– wet-gas meter
frequency deviation meter — <tech.> стабилометр частоты
international prototype meter — международный прототип метра
photo-electric exposure meter — фотоэлектрический экспонометр
signal strength meter — < radio> измеритель силы сигнала
sound level meter — измеритель силы звука, < radio> импульсмессер
standard meter bar — <math.> метр архивный
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17 frequency
1) частота
2) многократность
3) частотно
4) частотность
5) частотный
6) темп
– allocate frequency
– alternate frequency
– angular frequency
– antiresonance frequency
– antiresonant frequency
– assigned frequency
– audio frequency
– base frequency
– basic frequency
– beat frequency
– break frequency
– buoyancy frequency
– calling frequency
– carrier frequency
– cell frequency
– collision frequency
– commercial frequency
– component frequency
– conversion frequency
– critical frequency
– crossover frequency
– cutoff frequency
– cyclotron frequency
– difference frequency
– dot frequency
– driving frequency
– espected frequency
– field frequency
– fixed frequency
– flicker frequency
– formant frequency
– fractional frequency
– frame frequency
– free-running frequency
– frequency alignment
– frequency allocation
– frequency analysis
– frequency band
– frequency calibration
– frequency changer
– frequency channel
– frequency characteristic
– frequency code
– frequency compression
– frequency control
– frequency converter
– frequency correction
– frequency curve
– frequency departure
– frequency deviation
– frequency discrimination
– frequency distortion
– frequency distribution
– frequency diversity
– frequency divider
– frequency division
– frequency domain
– frequency doubler
– frequency drift
– frequency feedback
– frequency function
– frequency in pitch
– frequency in roll
– frequency interleaving
– frequency interpretation
– frequency isolation
– frequency jitter
– frequency jumping
– frequency limit
– frequency lock-in
– frequency mark
– frequency marker
– frequency match
– frequency meter
– frequency modulated
– frequency modulation
– frequency modulator
– frequency monitoring
– frequency multiplex
– frequency multiplication
– frequency multiplier
– frequency nominal
– frequency of event
– frequency polygon
– frequency pulling
– frequency range
– frequency ratio
– frequency response
– frequency selective
– frequency setting
– frequency shift
– frequency spacing
– frequency spectrum
– frequency splitting
– frequency spread
– frequency stability
– frequency stabilization
– frequency standard
– frequency synthesis
– frequency synthesizer
– frequency telegraphy
– frequency tolerance
– frequency transformation
– frequency transformer
– frequency translation
– frequency tripler
– frequency tuning
– frequency wobbling
– fundamental frequency
– genotype frequency
– harmonic frequency
– heterodyne frequency
– high frequency
– hold on to frequency
– hypersonic frequency
– idler frequency
– image frequency
– increase the frequency
– infrasonic frequency
– injection frequency
– instantaneous frequency
– intermediate frequency
– ion plasma frequency
– Larmor frequency
– laser frequency
– line frequency
– lock on frequency
– lowest-useful frequency
– magnetoplasma frequency
– marking frequency
– maser frequency
– master frequency
– modulating frequency
– modulation frequency
– multiple frequency
– multiplier of frequency
– natural frequency
– network frequency
– non-dimensional frequency
– operation frequency
– oscillation frequency
– oscillator frequency
– pedestal frequency
– penetration frequency
– picture frequency
– pilot frequency
– pitch frequency
– plasma frequency
– precessional frequency
– pump frequency
– quench frequency
– radio frequency
– rated frequency
– relative frequency
– repetition frequency
– resonance frequency
– resonant frequency
– ripple frequency
– scan frequency
– scanning frequency
– scattering frequency
– screen frequency
– set up fixed frequency
– set up frequency
– side frequency
– signal frequency
– slip frequency
– spacing frequency
– spatial frequency
– standard frequency
– Stokes frequency
– straight-line frequency
– subcarrier frequency
– subsonic frequency
– sum frequency
– superhigh frequency
– switching frequency
– synchronous frequency
– threshold frequency
– tracking frequency
– translate frequency
– tune to frequency
– ultra-high frequency
– ultrasonic frequency
– vibration frequency
– voice frequency
– wave frequency
– working frequency
– zero frequency
additive frequency mixing — преобразование частоты аддитивное
amplitude frequency distortion — амплитудно-частотное искажение
automatic frequency control — частотная АПЧ, автоматическая настройка частоты
automatic frequency unloading — разгрузка автоматическая частотная
carrier frequency system — система передачи с частотным разделением каналов
commutator-type frequency converter — коллекторный преобразователь частот
compensation frequency telegraphy — телеграфирование частотное компенсационное
compound frequency distribution — <math.> плотность распределения осредненная
decibel-log frequency characteristic — логарифмическая амплитудно-частотная характеристика
flatness of a frequency curve — сглаженность кривой плотности
frequency compensated amplifier — усилитель корректированный
frequency deviation meter — <tech.> стабилометр частоты
frequency domain spectroscopy — спектроскопия стационарная, спектроскопия частотная
frequency force factor — <electr.> коэффициент силовой частоты
kurtosis of a frequency curve — эксцесс плотности распределения
kurtosis of frequency curve — эксцесс плотности распределения
molecular rotation frequency — вращательная частота молекулы
moment of a frequency distributi — момент распределения вероятности
multiple-position frequency telegraphy — телеграфия частотная многопозиционная
operation frequency range — рабочий диапазон частот прибора СВЧ
parasite frequency modulation — паразитная частотная модуляция
roll-off of frequency response — завал частотной характеристики
signal increases in frequency — сигнал увеличивается по частоте
static frequency converter — статический преобразователь частоты
subcarrier frequency modulation — частотная модуляция с поднесущей
thyratron frequency changer — тиратронный преобразователь частоты
time-sharing two frequency laser — лазер с попеременной генерацией двух частот
transient frequency jitter — < radio> дергание частоты
valve-type frequency converter — вентильный преобразователь частоты
variable frequency oscillator — генератор плавного диапазона
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18 meter
1) метр || метровый2) измеритель || измерять3) измерительный прибор; измерительное устройство4) счётчик•- displacement water meter - field survey meter - free-flow water meter - modulation index meter - propeller water meter- Vu meter -
19 absorption
1) абсорбционный
2) абсорбция
3) амортизирование
4) вбирание
5) впитывание
6) поглощение
7) лучепоглощательный
– absorption band
– absorption circuit
– absorption coefficient
– absorption column
– absorption current
– absorption dynamometer
– absorption edge
– absorption extraction
– absorption factor
– absorption fading
– absorption filter
– absorption hologram
– absorption length
– absorption line
– absorption loss
– absorption modulation
– absorption of a set
– absorption probability
– absorption spectrum
– absorption tower
– background absorption
– banded absorption
– continuous absorption
– digit absorption
– edge absorption
– exciton absorption
– interband absorption
– law of absorption
– light absorption
– line absorption
– maximum absorption
– oil absorption
– preferential absorption
– radiative absorption
– resonant absorption
– selective absorption
– shock absorption
– specific absorption
– total absorption
– true absorption
– unselective absorption
– wall absorption
– weak absorption
absorption refrigerating machine — абсорбционная холодильная машина
stellar absorption coefficient — <astr.> коэффициент поглощения звездного вещества
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20 meter
1) метр•- ac watthour meter
- acoustic Mach meter
- active-power meter
- audio-frequency meter
- balanced-potential meter
- battery-meter meter
- candle power meter
- capacitance meter
- cavity-frequency meter
- clamp-on meter
- current meter
- dc meter
- decibel meter
- differential-frequency meter
- digital Z meter
- digital-frequency meter
- echo meter
- electrical power meter
- electrical-impedance meter
- electronic phase-angle meter
- field-tensity meter
- footcandle meter
- Frahm-frequency meter
- frequency meter
- gain-phase meter
- grid-rectifying meter
- heterodyne-frequency meter
- impedance meter
- inductance meter
- induction watt-hour meter
- insertion meter
- integrating-frequency meter
- light meter
- luminance meter
- Madsen-impedance meter
- master-frequency meter
- modulation meter
- motor meter
- moving-coil meter
- moving-iron meter
- noise-figure meter
- peak-program meter
- period meter
- phase meter
- phase-angle meter
- photoconductive meter
- polyphase meter
- portable gamma-ray meter
- power meter
- power-factor meter
- pressure meter
- Q-meter
- quality-factor meter
- quotient meter
- ratio meter
- reactivity meter
- reed-type frequency meter
- resistance meter
- RF-meter
- signal-strength meter
- S-meter
- sound level meter
- standard meter
- standing wave meter
- static charge meter
- static watthour meter
- S-unit meter
- SWR meter
- through-line meter
- time meter
- tuned-reed frequency meter
- vibrating-reed frequency meter
- voltage meter
- volt-ohm meter
- volt-ohm-milliampere meter
- volume meterEnglish-Russian dictionary of telecommunications and their abbreviations > meter
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См. также в других словарях:
Absorption wavemeter — The Absorption wavemeter is a simple device for the measurement of radio frequency energy at different frequencies. The device can be used by the users of radio equipment to check the approximate frequency of a strong signal source, and also to… … Wikipedia
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80-Meter-Band — Als 80 Meter Band bezeichnet man den Frequenzbereich von 3,5–4,0 MHz. Er liegt im Kurzwellenspektrum. Der Name leitet sich von der ungefähren Wellenlänge dieses Frequenzbereiches ab. Inhaltsverzeichnis 1 Ausbreitungsbedingungen 2 Antennen 3… … Deutsch Wikipedia
частотомер поглощающего типа — — [Я.Н.Лугинский, М.С.Фези Жилинская, Ю.С.Кабиров. Англо русский словарь по электротехнике и электроэнергетике, Москва, 1999 г.] Тематики электротехника, основные понятия EN absorption frequency meter … Справочник технического переводчика
Permittivity — A dielectric medium showing orientation of charged particles creating polarization effects. Such a medium can have a higher ratio of electric flux to charge (permittivity) than empty space In electromagnetism, absolute permittivity is the measure … Wikipedia
Ionosphere — The ionosphere is a part of the upper atmosphere, comprising portions of the mesosphere, thermosphere and exosphere, distinguished because it is ionized by solar radiation. It plays an important part in atmospheric electricity and forms the inner … Wikipedia
analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… … Universalium
Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c … Wikipedia
undersea exploration — Introduction the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments Included in the scope of undersea exploration are the physical and chemical… … Universalium