含对称三角形腔的波导管中宽带低频隔声效应

葛　勇1，孙宏祥1，2*，袁寿其1，夏建平1，管义钧1

Broadband insulation of lowfrequency sound in a waveguide with symmetric triangle cavities

Ge Yong1，Sun Hongxiang1，2*，Yuan Shouqi1，Xia Jianping1，Guan Yijun1

南京大学学报(自然科学版) . 2016, (4): 619 .