DIN EN ISO 11546-2:2010-01 Acoustics - Determination of sound insulation performances of enclosures - Part 2: Measurements in situ (for acceptance and verification purposes) (ISO 11546-2:1995); German version EN ISO 11546-2:2009
2010DIN EN ISO 11546-2:2010 Acoustics - Determination of sound insulation performances of enclosures - Part 2: Measurements in situ (for acceptance and verification purposes) (ISO 11546-2:1995); German version EN ISO 11546-2:2009