“微穿孔板吸声体”的概念、定义、翻译、参考文献-科学参考

单词	微穿孔板吸声体
释义	微穿孔板吸声体 Encyclopedia 工学微穿孔板吸声体释 micro-perforated panel sound absorber微穿孔板吸声体将穿有小孔的薄板四周密闭地安装在刚性壁面前，穿孔板与壁面之间留有一定深度的空腔而形成的吸收声能、降低声音的构件。
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