The results showed that the OSB wallbord composed by OSB,air and glass wool had a good sound absorption property,specially for low frequency sound.
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结果表明,由定向结构板、空气层、玻璃棉构成的复合墙体在低频率范围内会出现共振现象,吸声性能比单层定向结构板有显著的增加,但在高频率范围内变化较小;
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海词词典,十七年品牌