UNE-EN ISO 11821:1998

ACOUSTICS. MEASUREMENT OF THE IN SITU SOUND ATTENUATION OF A REMOVABLE SCREEN. (ISO 11821:1997).

NORMA vydaná dňa 11.3.1998

Anglicky -
Elektronické PDF (63.70 EUR)

Anglicky -

Tlačené (70.10 EUR)

Španielsky -

Elektronické PDF (63.70 EUR)

Španielsky -

Tlačené (70.10 EUR)

The information about the standard:

Designation standards: UNE-EN ISO 11821:1998
Publication date standards: 11.3.1998
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE