分流扬声器用于封闭空间降噪的布放研究
徐陈淳, 王有藩, 陶建成

A study of the placement of shunt loudspeakers for noise reduction in enclosed spaces
Chenchun Xu, Youfan Wang, Jiancheng Tao
图6 多孔吸声材料的(a)正入射吸声系数和(b)法向声阻抗率
Fig.6 Normal absorption coefficient (a)and acoustic impedance of the porous sound absorption material (b)