Sound absorption core

The utility model discloses a sound-absorbing core which comprises a zipper, a low-density sound-absorbing material plate, a high-density sound-absorbing material plate, a box body made of non-woven fabric and a cover body made of non-woven fabric, the cover body is fixed on the box body through the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HE GUOHAO, XU JIAYAO, WANG QIGONG, SUN ZHIPING, HUANG ZHIWEI, WANG JIAXIA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUILDING FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS FIXED CONSTRUCTIONS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM PERFORMING OPERATIONS TRANSPORTING
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