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Umweltchemikalie
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keywords:(Umweltchemikalie)
Noise Levels and Data Correction Analysis for Seven General Aviation Propeller Aircraft
Noise Level Measurements of Railroads: Freight Yards and Wayside
Helicopter Noise Survey at Selected New York City Heliports
Helicopter Noise Exposure Curves for Use in Environmental Impact Assessment
Helicopter Noise Definition Report UH-60A, S-76, A-109, 206-L
Helicopter Noise Definition Report: UH-60A, S-76, A-109, 206-L
En Route Noise: NASA Propfan Test Aircraft (Corrected Data - Simplified Procedure)
Detection and Assessment of Secondary Sonic Booms in New England