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microslit sound absorber
释义
microslit sound absorber
Encyclopedia
工学
微缝吸声体
释
microslit sound absorber
微缝吸声体
将开有贯通窄缝的薄板四周密闭地安装在刚性壁面前,薄板与壁面之间留有适当深度的空腔而构成的吸收声能、降低声音的构件。
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maintenance and support vehicle
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