sound absorption的例句大全

It features temperature resistance, good insulation, sound absorption and high cleaning efficiency of exhaust gas.

具有耐热温度高 、 保温性能好、吸音率大、尾气净化效率高的特点,是理想的空气净化 、 隔热、保温材料.

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The aim was to research the sound absorption properties of graded polyurethanes at incident angles.

主要研究梯度聚氨酯在全入射角下的吸声性能.

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

对演播厅混响时间的控制,在声学设计上往往通过安装吸声材料来实现.

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Research on Mining-induced Water Resisting Property of Clay Aquiclude in Shallow Seam The Study on Sound Insulation and Sound Absorption Capacity of Metal Heat Preservation Sandwich Panels

浅埋煤层粘土隔水层的采动隔水性研究金属面保温夹芯板的隔声吸声性能的研究

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Analysis on the difference between sound absorption and noise insulation in the architectural acoustics

试析建筑声学中的吸声与隔声

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It indicates that straw-based wallboard has characteristics of low density, good heat insulation and sound absorption.

笔者综述了3种墙体材料生产工艺 、 产品性能及其用途的研究现状和发展趋势.

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Based on the assumptions that indoor acoustic field spread fully and decayed equally, Sabin proposed that the reverberation time is proportion to room's volume, inverse proportion to the volume of sound absorption in the room.

赛宾根据室内声场是充分扩散和声场是均匀衰减的假定，提出混响时间与房间容积成正比，与房间内总吸声量成反比。

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The deformation of the micro-holes can be obviated by arranging ribs and concave regions on the lamp-box fabric so as to keep good sound absorption performance.

利用灯箱布的凸筋和凹区保证微穿孔不受压变形，保持其良好的吸声性；

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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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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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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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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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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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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 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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Polyurethane foam is a type of foam materials with isocyanate and polyether ( or polyester) polyol as principal components, processed via special foaming technics, which possesses the excellent properties of light weight, heat insulation, sound absorption and shockproof etc.

聚氨酯泡沫塑料是以异氰酸酯和聚醚（或聚酯）多元醇为主要成份，经特殊发泡工艺制作而成的泡沫材料，具有质量轻、隔热、吸音、防震等优良性能。

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The internal organization of materials, products ( EPS polystyrene particles) has a good sound insulation and sound absorption capabilities.

产品内部组织材料（EPS聚苯乙烯颗粒）具有良好的隔音性能和吸音等功能。

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