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YANG Xun-ren, SUN Hong-sheng. THE MEASURED EXCESS ATTENUATION OF AUDIBLE SOUND IN LOWER ATMOSPHERE[J]. ACTA ACUSTICA, 1980, 5(2): 148-149. DOI: 10.15949/j.cnki.0371-0025.1980.02.009
Citation: YANG Xun-ren, SUN Hong-sheng. THE MEASURED EXCESS ATTENUATION OF AUDIBLE SOUND IN LOWER ATMOSPHERE[J]. ACTA ACUSTICA, 1980, 5(2): 148-149. DOI: 10.15949/j.cnki.0371-0025.1980.02.009
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THE MEASURED EXCESS ATTENUATION OF AUDIBLE SOUND IN LOWER ATMOSPHERE

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    • Abstract
  • The excess attenuation of audible sound, defined as the difference between the total attenuation and the attenuation of sound intensity due to spherical spreading, has been measured in open air under normal circumstances for hearing.
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