This will appeal to engineer in the design process of the public building air condition system, satisfied the room function request, at the same time, proceeding sound attenuation sound absorption design of the air condition system reasonably.
在满足房间空调功能要求的前提下，民用建筑空调系统的设计过程中也日益强调良好的室内听觉环境，期望能通过合理的设计来进一步改进人们的生活环境，创造和谐、健康、愉悦的生存空间，积极、合理地进行空调系统的消声设计，以保证能够提供一个真正适合人们长时间生活和休息的场所。
参考来源 - 民用建筑空调系统的消声降噪研究·2,447,543篇论文数据，部分数据来源于NoteExpress
High density foam core provides insulation and sound attenuation;
高密度海绵内芯有效隔热和隔音；
The results show that sound velocity and sound attenuation is correlated with types of sediment.
结果表明：实验室和现场所得的沉积物声速、声衰减与沉积物的类型密切相关。
The paper study the problem by constructing theoretical model of diffracted sound attenuation of limited length barrier.
通过建立有限长声屏障的绕射声衰减的理论模型，进行了这方面的探讨。
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