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ISO 3745:2012

Действует
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 — 70 стр.
ISO 3745:2012/Amd.1:2017
Действует
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 — 10 стр.