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1 незатухающие волны
1) Naval: persistent waves2) Engineering: continuous waves, sustained waves, undamped waves3) Construction: undamped waves (с постоянной амплитудой)4) Metallurgy: maintained wavesУниверсальный русско-английский словарь > незатухающие волны
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2 частота (колебаний)
frequency (f)
количеств. характеристика периодич. колебаний, равная отношению числа циклов колебаний ко времени их совершения. — the frequency of а motion is the number of times the motion repeats itself per unit of time.
- биений — beat frequency
one of the two additional frequencies produced when two different frequencies are combined.
-, боковая — sidf frequency
one of the frequency of a sideband.
- вибрации — vibration frequency
- возникновения неисправностей — frequency of troubles trouble shooting lists the common triubles in order of frequency.
- вращения — rotational speed, r/m, rpm, rpm
- вращения (с-1, сек-1 по системе си) — rotational speed (s-1)
- вращения на валу — shaft speed /rpm/
- вращения нар (начала автоматической работы двигателя) — governed run onset speed
- вращения несущего винта — main rotor speed
- вращения, равновесная — оп-speed condition
- вынужденных колебаний — forced oscillation frequency
-, высокая (вч, в диапазоне от 3 до 30 мгц, длина волны 10-100 м) — high frequency (hf, hf in band of 3 to 30 mhz, 10 to 100 m)
- глиссады (глиссадного маяка) — glide slope beacon frequency
-, запасная — alternate frequency
частота, используемая в определенное время или со специальной целью вместо основной частоты. — the frequency assigned for use at а certain time, or for а certain purpose, to replace or supplement the frequency normally used.
- запроса — interrogation frequency
-, звуковая — audio frequency (af)
частота в диапазоне от 15 до 20000 гц. — any frequency corresponding to а normally audible sound wave.
-, качающаяся — sweep(ing) frequency
- курса (курсового маяка) — localizer frequency
- на клеммах — frequency at terminals
напряжение и частота электропитания на клеммах основного оборудования должны выдерживаться в расчетных для данного оборудования пределах. — the system voltage and frequency at the terminals of essential load equipment shall be maintained within the limits for which the equipment is designed.
-, несущая — carrier (frequency)
-, низкая (нч, в диапазоне 30300 кгц, 1000 до 10000 м) — low frequency (lf, lf in band of 30 to 300 khz, 1000 to 10000 m)
-, низкая (звуковая, в диапазоне 15-20000 гц) — audio frequency (af)
- опроса (системы регистрации параметров) — sampling rate
-, повышенная (эл. колебаний) — overfrequency
-, пониженная — underfrequency
- приема — receiving frequency
- приема (прилета ла) — acceptance rate
- проведения регламентных работ — frequency of scheduled maintenance (checks)
опыт проведения технического обслуживания на авиапредприятии должен использоваться для установления частоты (периодичности) регламентных работ. — the evaluation of the airlines own maintenance experience should be used to establish the frequency of scheduled maintenance.
-, промежуточная — intermediate frequence (if)
-, равновесная ( равновесные обороты двигателя) — on-speed condition
-, резонансная — resonant frequency
- сигнала бедствия — distress frequency
частота передачи сигнала бедствия определяется международным соглашением. напр., частота сигнала для самолетов, летящих над водными пространствами, составляет 500 кгц. — a frequency reserved for distress calls, by international agreement. it is 500 khz for ships at sea and aircraft over the sea.
-, собственная — natural frequency
частота свободных колебаний (вибрации). — the frequency of free vibration.
- упьтравысокая (увч, в диапазоне от 30 до 300 мгц) — very high frequency (vhf, band of 30 to 300 mhz, wavelength - metric waves)
-, ультравысокая (увч, в диапазоне от 300 до 3000 мгц, длина волны от 10 до 100 см) — ultrahigh frequency (uhf, uhf, 300 to 3000 mhz, wavelengh 10 to 100 cm)
диапазон ч. (радио) — (radio) frequency range
радиоприемные устройства работают в диапазоне частот от 200 до 400 khz. — radio receiving equipment operates within the radio frequency range of 200-400 khz.
настройка на ч. — tuning to frequency
передача на ч.... гц — transmission on frequency of... hz
полоса ч. — frequency band
настраивать на ч. — tune to frequency
передавать (принимать) на ч.... гц — transmit/ receive/ on frequency of... hz
преобразовывать ч. — convert frequency
классификация частот (по икао) — nomenclature of frequenciesРусско-английский сборник авиационно-технических терминов > частота (колебаний)
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