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Noise of machones. Industrial fans. Determination of sound power levels under laboratory conditions. Part 4. Sound intensity method
STANDARD published on 1.10.2008
Designation standards: GOST 31353.4-2007
Publication date standards: 1.10.2008
SKU: NS-392933
The number of pages: 26
Approximate weight : 78 g (0.17 lbs)
Country: Russian technical standard
Category: Technical standards GOST
1.4.2007
1.4.2007
1.4.2007
1.4.2007
1.1.2008
1.4.2007
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