Gas-turbine engines of civil aviation airplanes
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Passenger and transport planes. Method for determining the noise level generated on site
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Passenger and transport aeroplanes. Determination of noise levels on ground
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Aircraft and helicopter of civil aviation. Acceptable noise levels in flight decks and in salons and methods of noise measurement
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Aircraft noise. Admissible noise levels in the region of dwelling-houses and methods of its measurement
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Light-weight propeller aeroplanes. Acceptable noise levels on ground and methods for its determination
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Civil aeroplanes. Acceptable levels of sound shock intensity on the ground and measuring methods
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Transport supersound aircrafts. Acceptable noise levels on the ground and method of noise level determination
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Helicopters of civil aviation. Acceptable noise levels and methods of noise level determination on the ground
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Short take off and landing aircrafts. Acceptable noise levels on the ground and method of noise level determination
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Industrial cleanliness. General
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Auxiliary power plants of passenger and transport airplanes
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