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.

• 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；