Акустика. Оценка звукоизоляции в зданиях и строительных элементах. Часть 1. Изоляция воздушного шума в зданиях и внутренних строительных элементах
Название (англ.):
Acoustics; Rating of sound insulation in buildings and of building elements; Part 1 : Airborne sound insulation in buildings and of interior building elements
Описание (англ.):
Defines single-number quantities of elements, such as walls, floors, doors, and gives rules for determining these quantities from the results of measurements carried out in one-third octave bands according to ISO 140/3 and ISO 140/4.