吸声结构 meaning in English
sound absorbing structure
Examples
- Optimization of compound impedance in a double layer sound absorbing structure
双层阻抗复合吸声结构的优化设计 - It is the propose of this paper to develop a method to reduce the noise level of ma60 apu without more weighting and other infection on airplane . to accomplish this object , a new type of micro perforated absorber is used
针对新舟60飞机apu本身的结构和环境特性，我们采用一种新兴的环保型消声材料-微穿孔板为上要吸声结构完成降噪设计。 - It includes architecture acoustic design , which introduces the acoustic absorption performance , specialty and applying techniques of several kind of acoustic absorption material , and electroacoustic design , which introduce how to select , disposing , collocation electronic reinforcement systems
建声设计详细地分析了几种吸声结构的吸声原理和吸声性能，阐述了如何利用有限的材料和空间获得最理想的声场效果。 - First , the theoretical analysis about the micro perforated absorber is present in this paper . then , the source noise of the apu of ma60 is obtained by the outside test in airport . based on the test result , a micro perforated absorber is designed and produced
论文根据微穿孔板吸声体理论和微穿孔板消声器的基本理论，对微穿孔板消声器结构参数与吸声特性之间的相互影响进行了深入的分析和探讨；建立了一套微穿孔板吸声结构的设计方法。 - The types of impedance transition and of composite resonant are now widely used , but the research in this area is not perfect . in this paper analytical means is used to study absorption coefficient ' s prediction models . diversified cavity structures and material parameters are analyzed in detail in order to the anechoic coalings " acoustical design
现代应用的吸声层基本是阻抗过渡结构或复合谐振吸声结构，但我国在这一领域的研究却不尽如人意，针对水下消声覆盖层的吸声系数预报及声学设计问题，本论文利用多种解析方法研究声学模型，并对各种模型的声腔结构和材料参数做了详细的分析，为消声层的声学设计打下了良好的基础。