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Continue to ChatDLR Low Noise Aircraft https://aviationnews.eu/news/2018/08/german-aerospace-center-dlr-deutsches-zentrum-fur-luft-und-raumfahrt-e-v/dlr-low-noise-aircraft/
DLR Low Noise Aircraft https://aviationnews.eu/news/2018/08/german-aerospace-center-dlr-deutsches-zentrum-fur-luft-und-raumfahrt-e-v/dlr-low-noise-aircraft/