Synonyme wurden verwendet für: Schallisolierung
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121–128 von 128 Ergebnissen
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    727Noise Retrofit Feasibility. Volume I. Lower Goal Design, Fabrication, Ground and Flight Testing

    R. B. Tate / H. G. Ripley / J. A. Lambert | NTIS | 1972
    Schlagwörter: Acoustic insulation

    727 Noise Retrofit Feasibility. Volume III. Upper Goal Flight Testing and Program Summary

    D. L. Hiatt / M. B. McKaig | NTIS | 1973
    Schlagwörter: Acoustic insulation

    Test and Evaluation of a Quiet Helicopter Configuration HH-43B

    M. A. Bowes | NTIS | 1972
    Schlagwörter: Acoustic insulation

    An Acoustical Flight Evaluation of a Rotating Combustion Engine

    H. R. Corwin / R. R. DeHoroch | NTIS | 1970
    Schlagwörter: Acoustic insulation

    SST Technology Follow-On Program - Phase I, a Summary of the SST Jet Noise Suppression Test Program

    C. P. Wright / D. B. Morden / C. D. Simcox | NTIS | 1972
    Schlagwörter: Acoustic insulation