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検索結果 3 件

Advanced turbofan duct liner concepts [microform] / Gerald W. Bielak and John W. Premo, Alan S. Hersh ([NASA contractor report] ; NASA/CR-1999-209002)

Advanced turbofan duct liner concepts [microform] / Gerald W. Bielak and John W. Premo, Alan S. Hersh ([NASA contractor report] ; NASA/CR-1999-209002)
マイクロ図書
1999<YCA-NAS 1.26:209002>
国立国会図書館
  • 件名...nings Nacelles Acoustic attenuation

Utilization of coupling effects in compensator design for structural acoustic systems [microform] / H.T. Banks, M.A. Demetriou, R.C. Smith (ICASE report ; no. 96-58) (NASA contractor report ; 201608)

Utilization of coupling effects in compensator design for structural acoustic systems [microform] / H.T. Banks, M.A. Demetriou, R.C. Smith (ICASE report ; no. 96-58) (NASA contractor report ; 201608)
マイクロ図書
1996<YCA-NAS 1.26:201608>
国立国会図書館
  • 件名Feedback control Acoustic attenuation Acoustic coupling Sound waves...

A user's guide to the Zwikker-Kosten Transmission Line Code (ZKTL) [microform] / J.J. Kelly and H. Abu-Khajeel ([NASA contractor report] ; NASA/CR-97-206901)

A user's guide to the Zwikker-Kosten Transmission Line Code (ZKTL) [microform] / J.J. Kelly and H. Abu-Khajeel ([NASA contractor report] ; NASA/CR-97-206901)
マイクロ図書
1997<YCA-NAS 1.26:206901>
国立国会図書館
  • 件名...ace properties Acoustic attenuation Sound propagation Electrical ...

検索結果は以上です。