• We all know that KTV design of sound absorption and sound is the most important.

    我们知道ktv设计隔音重要的。

    www.jnhaohui.com

  • Excellent for sound absorption, insulation, gasketing pipe wrap and other applications.

    尤其适用于消声绝缘包裹填充

    www.e-gtm.com.cn

  • The sound absorption coefficient of the material was tested by standing wave tube method.

    采用测试材料系数

    www.dictall.com

  • An adaptive control approach applied to practical active sound absorption systems is presented.

    研究了实际系统中有源吸收适应控制方案

    www.dictall.com

  • The undulating roof would provide sound absorption, artificial lighting and shelter for trucks.

    起伏屋顶同时具有音,人工照明以及流动餐车提供遮蔽休息区的功能。

    www.iarch.cn

  • Its good characteristics include low cost high durability and good property of sound absorption.

    具有成本低、耐久性性能好的特点

    www.websaru.net

  • Its good characteristics include low cost, high durability and good property of sound absorption.

    具有成本、耐久性、吸性能好的特点

    http://dj.iciba.com

  • Music classrooms need to satisfy acoustical requirements of sound insulation and sound absorption.

    音乐教室同时满足隔音声学要求

    www.iarch.cn

  • Methods Use a standing wave tube to measure the sound absorption coefficient of many kinds of grain.

    采用测量多种粮食系数

    danci.911cha.com

  • The Rayleigh Model is used to prove that the alloy honeycomb monolith has sound absorption performance.

    理论上用瑞利模型证明合金蜂窝体的吸声作用。

    www.dictall.com

  • 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研究状况。

    www.chemyq.com

  • Attenuation was paid to the study on the sound absorption mechanism of water-soluble polymer during dissolving.

    研究了水溶性高分子涂料溶解过程中的机理

    dict.cnki.net

  • Sound absorption materials is always used in controlling reverberation time in the acoustical design of studios.

    演播厅混响时间控制声学设计往往通过安装材料来实现。

    www.dictall.com

  • The sound absorption guiding cone is made of foam material, which can reduce the secondary noise and guide the flow.

    导流利用泡沫塑料吸声体,降低次噪声,并有导流作用。

    dict.cnki.net

  • When the non-homogenous layer is divided, the sound absorption performance of the structures is increased in low frequency.

    结果表明,对非均匀进行分层后结构在低频性能有所提高。

    www.dictall.com

  • It is very pivotal to choose and dispose the sound absorption material in the architecture such as odeums and cinemas, etc.

    影剧院、音乐厅等建筑,吸材料选择布置十分关键的。

    dict.cnki.net

  • XPE foams exhibit exhibit excellent insulating qualities, sound absorption. and excellent resistance to chemicals and weather.

    XPE具有优良的保温、吸化学耐气候性能。

    www.bz68.com

  • In applied acoustics field, the sound absorption measurement of an acoustic material and structure is always an important and basic task.

    应用声学领域声学材料结构的吸测量始终一项重要工作。

    www.dictall.com

  • Adding a back lining at one side of the porous metal material is an effective and workable way to improve its sound absorption properties.

    多孔金属材料一侧添加一种提高声性能有效可行方法

    lib.cqvip.com

  • The paper chooses the appropriate muffler, and experiments with the capability of sound absorption material, and designs the dustproof project.

    本文通过选择合适消声器以及材料实验防尘方案设计

    www.chemyq.com

  • Sound absorption and cooling problems are also considered. A water cooling sink is designed and made, and it shows a good performance in experiments.

    考虑了吸散热问题设计制作了水冷散热器,实验证明效果良好

    dict.cnki.net

  • When the porosity and pore diameter reduced, the sound absorption curve moved to the low frequency zone and the frequency bandwidth increased at the same time.

    随着孔隙率、孔径的减小多孔铝的共振系数有所下降,吸声频谱曲线向低频方向移动,且频带宽度展宽。

    http://www.chazidian.com

  • We applied the finite element method to study the variation of sound absorption structure and performance of rubber material under variable hydraulic pressure.

    应用有限元方法计算静水压力变化几种橡胶吸结构形变吸声性能

    dict.cnki.net

  • 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性能主要因素推导出材料最佳厚度范围

    lib.cqvip.com

  • This research provided a new technique that two procedure foaming technique to produce composite Polyurethane foam, and made a research on its sound absorption property.

    采用二次发泡工艺制备一种声学性能优良的聚氨酯多层复合泡沫声材料,吸声性能进行研究分析

    www.dictall.com

  • A novel sound absorption technology, semi-passive piezoelectric sound absorption, is presented and its performance is analyzed used electrical equivalent model in this paper.

    提出技术——半被动压电吸声技术,进行等效电路模型分析。

    www.dictall.com

  • This paper aims to develop sound absorption and insulation real-time measurement system based on impedance tube, which will be applied in measurement in situ and product line.

    本文旨在开发阻抗隔声实时测量系统使能够应用于生产线测量与现场测量。

    dict.cnki.net

  • In the measurement of sound absorption coefficient in random incidence and determination of sound power levels of noise sources, the reverberation room is used very extensively.

    混响声学专业实验室用房,它测量声波无规入射时材料吸声系数测量噪声源功率中得到了广泛应用。

    www.dictall.com

  • The result shows that average absorption coefficient and noise reduction coefficient separately equal to0.58and0.60 and fine property of sound absorption at middle-low frequency.

    结果表明材料平均系数降噪系数分别0。58和0。60,且材料的中低频吸声性能优良

    www.websaru.com

  • The result shows that average absorption coefficient and noise reduction coefficient separately equal to0.58and0.60 and fine property of sound absorption at middle-low frequency.

    结果表明材料平均系数降噪系数分别0。58和0。60,且材料的中低频吸声性能优良

    www.websaru.com

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