Acoustics - Recommended practice for the design of low-noise machinery and equipment - Part 2: Introduction to the physics of low-noise design (ISO/TR 11688-2:1998)
German title
Akustik - Richtlinien für die Gestaltung lärmarmer Maschinen und Geräte - Teil 2: Einführung in die Physik der Lärmminderung durch konstruktive Maßnahmen (ISO/TR 11688-2:1998)
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