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[期刊论文] 作者：ZHU Congyun,LIU Rongji,
来源：东华大学学报（英文版） 年份：2022
The multilayer impedance composite sound absorption structure of the new muffler is proposed by combining the microporous plate structure with the resonant sound absorption structure of the porous material. Firstly, the acoustic impedance a......
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