Каталог стандартов

+7 (495) 223-46-76 +7 (812) 309-78-59
inform@normdocs.ru

17/30354748 DC

Действует
BS ISO 20189-1. Acoustics. Screens furniture and single objects intended for interior use. Rating of sound absorption and sound reduction of elements based on laboratory measurements — 36 стр.
ICS
91.120.20 Acoustics in building. Sound insulation / Акустика в зданиях. Звукоизоляция