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；
The development of non-woven sound-absorbing materials, which have better sound absorption properties, can replace wooden materials, inorganic fiber materials currently in use.
开发非织造吸声材料，可以替代目前正在使用的木质材料、无机纤维材料等等，得到吸声性能更优的产品。
The sound absorption properties of foamed aluminum are introduced and the effects of thickness, porosity, compression ratio, air cavity depths on sound absorption property are studied.
介绍了泡沫铝的吸声特性，研究了泡沫铝的厚度、孔隙率、压缩率、空腔对其吸声性能的影响。
The aim is to study the effects of dynamic mechanics properties and geometrical parameters of each layer material on the sound absorption properties of the multilayered polymer composites.
研究了多层高分子复合结构在斜入射声波作用下，各层材料动态力学性能参数和几何参数变化对其吸声性能的影响规律。
The absorption properties of sound-absorbing material and its location in the room is a very important part of room acoustics study. The study methods are measured in the laboratory.
吸声材料的吸声特性及其在室内的位置布置是室内声学研究的一个非常重要的部分，目前多是在实验室中进行测量研究。
Foam glass has many fine properties as follows:fire proof, water proof, heat keeping and insulation, sound absorption and so on.
前言：泡沫玻璃具有防火、防水、保温隔热、 吸声等良好性能。
The effect of different vermiculite contents on mecanical, damping and sound-absorption properties of rubber sound-absorption structures was introduced.
就不同蛭石粉含量对橡胶吸声件的力学性能、阻尼性能及吸声性能的影响进行了研究。
This paper deals with a new type damping sound-absorption wedge for ship and its material formulations, damping properties, wedge structure, sound-absorption.
简要介绍了舰艇用新型阻尼吸声尖劈的材料配方、阻尼性能、尖劈结构、吸声性能。
The laboratory is aimed at measuring the sound absorption and insulation properties of small test pieces in the normal incidence condition.
本实验室用于测量小试件法向入射条件下的吸声及隔声性能。
The laboratory is aimed at measuring the sound absorption and insulation properties of small test pieces in the normal incidence condition.
本实验室用于测量小试件法向入射条件下的吸声及隔声性能。
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