L型分割背腔的微穿孔板吸声结构的吸声性能研究

盖晓玲1，李贤徽1，邢拓1，张斌1，蔡泽农1，王芳1，韩钰2

Sound absorption of a microperforated panel backed by an L-type division cavity

GAI Xiaoling1, LI Xianhui1, XING Tuo1, ZHANG Bin1, CAI Zenong1, WANG Fang1, HAN Yu2