...吸声结构[gap=1267]Key words: sound absorption coefficient; aluminum foam; glass wool; perforation; sound absorption structure...
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resonance sound absorption structure 共振吸声结构
structure-borne sound absorption 结构的音吸收 ; 聚体的结构
sound absorption material and structure 吸声材料和吸声结构
We applied the finite element method to study the variation of sound absorption structure and performance of rubber material under variable hydraulic pressure.
应用有限元方法计算静水压力变化下几种橡胶吸声结构的形变和吸声性能。
The results show that the variation of static hydraulic pressure does not significantly affect the deformation and sound absorption performance of the structure with compound cavum.
应用有限元方法计算静水压力变化下几种橡胶吸声结构的形变和吸声性能。
The changes of the transfer functions of reflected sound waves were analysed in the case of absorption structure with ribs.
文中还分析了有肋吸声结构声反射传递函数的变化。
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