DIN 52210-7:1989-05

Отменен

Testing of acoustics in buildings; airborne impact and sound insulation; measurement of lateral sound reduction index — 4 стр.

Заменен на

DIN 52210-7:1997-12

ICS

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