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Standard [CURRENT]

NF S31-026/A1:2017-07-07

NF EN ISO 3745/A1:2017-07-07

Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Precision methods for anechoic rooms and hemi-anechoic rooms - Amendment 1

German title
Akustik - Bestimmung der Schallleistungs- und Schallenergiepegel von Geräuschquellen aus Schalldruckmessungen - Verfahren der Genauigkeitsklasse 1 für reflexionsarme Räume und Halbräume - Änderung 1
Publication date
2017-07-07
Original language
French
Pages
16

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Publication date
2017-07-07
Original language
French
Pages
16

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