sound absorption的例句大全

Experimental Investigation on Measuring the Coefficient of Sound Absorption in Turbid Water

混浊水声吸收系数的试验测量研究

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Research on Sound Absorption Characteristics of the New Acoustic Structure

新型声学结构的吸声特性研究

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Research on Theories and Methods of Active Sound Absorption

主动吸声降噪理论与方法研究

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Adding the airspace can improve the sound absorption properties under low frequency.

增加空腔可以提高材料在低频的吸声性能；

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Transfer Function Method of Sound Absorption Coefficient in Impedance Tubes

阻抗管中吸声系数的传递函数测量法

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the validity for measurement of sound absorption in a reverberation room

混响室法测量材料吸声系数的有效性

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Theoretical research on active sound absorption in space

空间有源声吸收的理论研究

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Now, the traditional passive reduction noise measures in automobile, such as noise elimination, sound absorption, vibration and sound isolation, etc, have good effect on reducing the middle and high frequency noise, but little effect on low frequency.

传统的噪声控制主要采用隔振、隔声、消声、吸声等被动降噪措施，这些降噪方法对降低中高频段噪声作用显著，但对以低频噪声为主的车内噪声控制效果不佳。

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

研究了实际系统中有源声吸收自适应控制方案。

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In the design of music halls, cinema and multi-functional hall etc, the sound absorption structure play an important role in the acoustical design and noise control, that has obtained the very widespread application.

在音乐厅、电影院、多功能厅等的设计过程中，吸声结构作为音质设计和噪声控制的主要技术手段，获得了非常广泛的应用。

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One of the important factors in evaluating the performance of the acoustic material is the sound absorption coefficient.

而评价吸声材料和结构的重要参数之一是吸声系数。

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

在应用声学领域，声学材料与结构的吸声测量始终是一项重要的工作。

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There are there points in this paper: underwater sound absorption material and structure, measurements of sound absorption materials and acoustic testing of underwater material. First, introduce how to evaluating acoustic materials and the progress of measurements of sound absorption.

本文研究工作主要围绕水声吸声材料和吸声结构、吸声系数测量方法及实验测量水声吸声材料吸声系数三方面展开。第一，介绍了吸声材料评价参数和吸声系数测量方法的进展。

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This method can be used as one of the common measurement methods of sound absorption coefficient.

可以做为常用的测量吸声材料的吸声系数的方法之一。

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Studies on Sound Absorption Coefficient on Polymer Damping Materials

聚合物阻尼材料的吸音系数研究

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A study on sound absorption properties of large-cavity perforated structure

大空腔穿孔板吸声结构的吸声特性

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Research on vibration and sound absorption of composite sound barrier of recycled tires

废旧汽车轮胎复合吸声屏障的振动与吸声特性

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The sound absorption coefficient would be increased with the increasing of the washing time.

洗涤次数增加，吸声系数也随之增大。

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A novel composite type of sound barrier is developed by using the recycled tires and perforated cement board, and it has been validated through experiments and theory that the sound absorption of this sound barrier is excellent in middle and low frequencies.

利用废旧汽车轮胎与水泥穿孔板两种主体材料研发出一种新型的复合吸声屏障，并从实验和理论上证实了该种声屏障在中、低频段吸声性能良好；

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Research on sound absorption property of Al-Si closed-cell aluminum foam

铝硅闭孔泡沫铝吸声性能研究

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