檢視吸音材料的原始碼

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|<center>'''吸音材料'''<br><img
src=" https://img2.baidu.com/it/u=1230826918,2628901758&fm=253&fmt=auto&app=138&f=JPEG?w=667&h=500" width="280"></center><small>  圖片來自百度</small> 
|}
均吸声系数大于0.2的材料

吸音材料（吸声材料）：任何材料对声音都能吸收，只是吸收程度有很大的不同。通常是将对上述六个频率的[[平均吸声系数]]大于0.2的材料，列为吸声材料。

*中文名:[[吸音材料]]

*外文名:damping material

*别    名:吸声材料

*原    理:声能一部分被反射

*定    义:均吸声系数大于0.2的材料