DIN EN ISO 140-4:1998-12

Отменен

Acoustics - Measurement of sound insulation in buildings and of building elements - Part 4: Field measurement of airborne sound insulation between rooms (ISO 140-4:1998); German version EN ISO 140-4:1998 — 18 стр.

Описание Изменения Ссылки Версии

Заменен на

DIN EN ISO 16283-1:2014-06

ICS

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