BS EN ISO 11821:1997

Acoustics. Measurement of the in situ sound attenuation of a removable screen.

NORMA vydána dne 15.10.1997

The information about the standard:

Designation standards: BS EN ISO 11821:1997
Publication date standards: 15.10.1997
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: British technical standard
Kategorie: Technické normy BS