DIN EN 1793-1:2017-07 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions; German version EN 1793-1:2017

标准编号：DIN EN 1793-1:2017-07

英文标题：Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions; German version EN 1793-1:2017

德文标题：Lärmschutzvorrichtungen an Straßen - Prüfverfahren zur Bestimmung der akustischen Eigenschaften - Teil 1: Produktspezifische Merkmale der Schallabsorption in diffusen Schallfeldern; Deutsche Fassung EN 1793-1:2017

发布日期：2017-07

DIN EN 1793-1:2017-07 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions; German version EN 1793-1:2017

标准预览图