“micro-perforated panel sound absorber”的概念、定义、翻译、参考文献-科学参考

单词	micro-perforated panel sound absorber
释义	micro-perforated panel sound absorber 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。
随便看	rotation frequency rotation group rotation hysteresis rotation index rotation index theorem rotation indicatrix rotation inertia rotation invariance rotation-invariant rotation inversion rotation-inversion rotation inversion axis rotation-inversion axis Rotation Law of Garrison Troops rotation matrix rotation measure rotation method rotation method with a barrier rotation modulation inertial navigation system rotation number rotation of a circle rotation of a curve rotation of a disk rotation of a manifold rotation of a plane

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