The material has better sound absorption properties when theporosity from 60% to 70% and the pore size from 300μm to 400μm.
当孔隙率在60％～70％、孔径大小在30μm～40μm时，材料具有较佳的吸声性能。
参考来源 - 石膏基吸声材料结构设计与性能调控·2,447,543篇论文数据，部分数据来源于NoteExpress
The study about sound absorption properties of product made of synthetic fiber is discussed in this paper.
本文介绍了目前关于合成纤维及其制品声学特性的研究状况。
Adding a back lining at one side of the porous metal material is an effective and workable way to improve its sound absorption properties.
而在多孔金属材料一侧添加背衬是一种提高吸声性能的有效可行的方法。
This paper derives the best range of thickness of the materials by analyzing the main factors influencing the sound absorption properties of porous metal materials.
通过分析影响多孔金属材料吸声性能的主要因素，推导出材料的最佳厚度范围；
应用推荐