BS EN ISO 5135:1999

Acoustics. Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation room.

NORMA vydaná dňa 15.3.1999

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The information about the standard:

Designation standards: BS EN ISO 5135:1999
Note: NEPLATNÁ
Publication date standards: 15.3.1999
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: British technical standard
Kategória: Technické normy BS