[Reports] / Amer.inst.of aeronautics and astronautics. N 89-1121 : Cabin noise control ground tests for UHB aircraft : Rep. presented at the AIAA 12th aeroacoustics conf., Apr.10-12, 1989/San Antonio(Tx) / M.A.Simpson, 1989. - 10 p. - Текст : непосредственный.
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