Disuse tyres and other absorption materials are used and developed to become a new type of noise barrier which can mitigate the traffic noise impaction by reverberation and noise absorption.
并考虑用轮胎和其它吸声材料配合使用，设计一种新型的吸声共振复合声屏障，达到降噪的效果。
According to the function mechanisms, polymeric noise reduction composites were classified as vibration damping, sound absorption and sound insulation materials.
降噪材料按降噪机理可分为阻尼减振材料、吸声材料和隔声材料。
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