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1 niveau sonore
Puissance sonore, généralement exprimée en décibels.The ratio of an acoustic quantity to a reference quantity.► Amplitude is usually measured in decibels.
Syn. sound levelDictionnaire Français-Anglais (UEFA Football) > niveau sonore
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2 mesure du niveau sonore
измерение уровня звука
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sound measurement
Because of the large variations in sound magnitudes, and because the human hearing sensation seems to vary in a logarithmic way, logarithms are used in measurement of sound. The sound pressure level is given in decibels (dB). (Source: PARCOR)
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Франко-русский словарь нормативно-технической терминологии > mesure du niveau sonore
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3 niveau acoustique
уровень звука
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acoustic level
Physical quantity of sound measured, usually expressed in decibels. (Source: KORENa)
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Франко-русский словарь нормативно-технической терминологии > niveau acoustique
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4 lutte contre le bruit
контроль за уровнем шума
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noise control
The process to control the audible sound to an acceptable level. (Source: LEE)
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Франко-русский словарь нормативно-технической терминологии > lutte contre le bruit
См. также в других словарях:
sound level — noun Sound level is used before these nouns: ↑meter … Collocations dictionary
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sound-level meter — ▪ instrument device for measuring the intensity of noise, music, and other sounds. A typical meter consists of a microphone for picking up the sound and converting it into an electrical signal, followed by electronic circuitry for operating … Universalium
sound-level meter — noun : an apparatus for comparing sound intensity levels usually in decibels … Useful english dictionary
Day-Night Average Sound Level — The Day Night Average Sound Level (Ldn or DNL) is the average noise level over a 24 hour period. The noise between the hours of 10pm and 7am is artificially increased by 10 dB. This noise is weighted to take into account the decrease in community … Wikipedia
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Level — or levels may refer to: Contents 1 Places 2 Engineering related 3 Science and mathematics … Wikipedia
sound — sound1 soundable, adj. /sownd/, n. 1. the sensation produced by stimulation of the organs of hearing by vibrations transmitted through the air or other medium. 2. mechanical vibrations transmitted through an elastic medium, traveling in air at a… … Universalium
Sound — /sownd/, n. The, a strait between SW Sweden and Zealand, connecting the Kattegat and the Baltic. 87 mi. (140 km) long; 3 30 mi. (5 48 km) wide. Swedish and Danish, Oresund. * * * I Mechanical disturbance that propagates as a longitudinal wave… … Universalium
Sound synthesis — Basics of sound When any mechanical collision occurs, such as a fork being dropped, sound is produced. The energy from the collision is transferred through the air and other mediums, and if heard, into your ears. On a small scale, the collision… … Wikipedia