DIN EN ISO 4869-3:2007-09 Acoustics - Hearing protectors - Part 3: Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture (ISO 4869-3:2007); German version EN ISO 4869-3:2007

标准编号：DIN EN ISO 4869-3:2007-09

英文标题：Acoustics - Hearing protectors - Part 3: Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture (ISO 4869-3:2007); German version EN ISO 4869-3:2007

德文标题：Akustik - Gehörschützer - Teil 3: Messung der Schalldämmung von Kapselgehörschützern unter Verwendung einer akustischen Prüfvorrichtung (ISO 4869-3:2007); Deutsche Fassung EN ISO 4869-3:2007

发布日期：2007-09

DIN EN ISO 4869-3:2007-09 Acoustics - Hearing protectors - Part 3: Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture (ISO 4869-3:2007); German version EN ISO 4869-3:2007

标准预览图