Acoustics; determination of sound power levels of noise sources; requirements for the performance and calibration of reference sound sources
German title
Akustik; Ermittlung der Schalleistungspegel von Geräuschquellen; Anforderungen an die Beschaffenheit und Kalibrierung von Vergleichsschallquellen
Publication date
1990-11
Original language
English
Pages
6
Publication date
1990-11
Original language
English
Pages
6
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