Material sound insulation coefficient testing device

The utility model discloses a material sound insulation coefficient testing device which comprises a sound production module, a sound production testing module, a sound insulation test piece module and a sound insulation testing module, and the sound production testing module comprises a first polyg...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG FAN, WU RUIMENG, QIU CHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING
Online-Zugang:	Volltext bestellen
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