EN ISO 4869-2 : 1995 COR 2007现行
ACOUSTICS - HEARING PROTECTORS - PART 2: ESTIMATION OF EFFECTIVE A-WEIGHTED SOUND PRESSURE LEVELS WHEN HEARING PROTECTORS ARE WORN
出版：Comite Europeen de Normalisation
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基本信息
标准编号： EN ISO 4869-2 : 1995 COR 2007
标准类别：Standard
出版单位：Comite Europeen de Normalisation
标准页数：0
标准简介
Describes three methods of estimating the A weighted sound pressure levels effective when hearing protectors are worn. Coverage includes: Octave-band method, HML method, and SNR method. Also gives detailed tables.
