BS EN ISO 140-4:1998

Заменен

Acoustics. Measurement of sound insulation in buildings and of building elements, Field measurements of airborne sound insulation between rooms — 26 стр.

Описание Изменения Ссылки Версии

Заменен на

BS EN ISO 16283-1:2014+A1:2017

ICS

91.120.20 Acoustics in building. Sound insulation / Акустика в зданиях. Звукоизоляция