The utility model relates to a sound insulating material, in particular to a foamed aluminum board made of a porous aluminum material.
本实用新型涉及一种隔音材料，尤其多孔隙铝质材料制成的泡沫铝板。
This article research content and research results mainly includes following parts: Phononic crystals new sound insulating material standing wave tube test modelling.
本文主要研究内容及成果如下：声子晶体新型隔声材料驻波管测试建模。
The non-linear of buffer material has a distinct effect on the sound insulating property of the composite floor, too.
缓冲材料的非线性对复合地板的隔声性能也有明显的影响。
This material is low in production cost, light in weight, heat insulating, sound insulating and fire resisting, and has a vast market.
该材料生产成本低、质轻、隔热、隔音、耐火，具有广阔的市场。
The most important acoustical property is the sound insulating or absorbing quality of the material.
最重要的声学特性是隔音或吸音材料的质量。
The most important acoustical property is the sound insulating or absorbing quality of the material.
最重要的声学特性是隔音或吸音材料的质量。
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