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微穿孔板吸声体
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微穿孔板吸声体
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微穿孔板吸声体
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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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Jordan arc
Jordan basis
Jordan block
Jordan-Brouwer separation theorem
Jordan canonical criteria
Jordan canonical form
Jordan canonical matrix
Jordan Chevalley decomposition
Jordan-Chevalley decomposition
Jordan close curve
Jordan content
Jordan criterion
Jordan curve
Jordan curve theorem
Jordan decomposition
Jordan decomposition of signed
Jordan decomposition of signed measure
Jordan decomposition theorem
Jordan-Dedekind chain condition
Jordan-Dedekind lattice
Jordan-Dedekind property
Jordan-Dedekind space
Jordan domain
Jordan elementary time
Jordan exterior content
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