Каталог стандартов

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

DIN EN ISO 10140-4:2021-09

Acoustics - Laboratory measurement of sound insulation of building elements - Part 4: Measurement procedures and requirements (ISO 10140-4:2021); German version EN ISO 10140-4:2021 — 24 стр.