DIN EN ISO 717-2:2021-05 Acoustics - Rating of sound insulation in buildings and of building elements - Part 2: Impact sound insulation (ISO 717-2:2020); German version EN ISO 717-2:2020

标准编号：DIN EN ISO 717-2:2021-05

英文标题：Acoustics - Rating of sound insulation in buildings and of building elements - Part 2: Impact sound insulation (ISO 717-2:2020); German version EN ISO 717-2:2020

德文标题：Akustik - Bewertung der Schalldämmung in Gebäuden und von Bauteilen - Teil 2: Trittschalldämmung (ISO 717-2:2020); Deutsche Fassung EN ISO 717-2:2020

发布日期：2021-05

DIN EN ISO 717-2:2021-05 Acoustics - Rating of sound insulation in buildings and of building elements - Part 2: Impact sound insulation (ISO 717-2:2020); German version EN ISO 717-2:2020

标准预览图