作者: Ta-Chung Hao
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摘要: The present invention is to provide a decoration acoustic board placed on the indoor wall absorb sound waves. substrate has been processed fireproof treatment, and being made of solid wood or chip by fire resistant resin. front guide slots, bottom slots waved, this waved surface plurality holes, holes are in communication with at back substrate, width larger than slot; can be pasted up lamination, melamine lamination baking, spraying priming.