Каталог стандартов

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

DIN EN ISO 3744:2006-07

Отменен
Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering method for an essentially free field over a reflecting plane (ISO/DIS 3744:2006); German version prEN ISO 3744:2006