可实现宽频隔声的全向通风铁路声屏障
牛亚文,赵才友,易强,师多佳,郑钧元,陈嵘

Omnidirectional ventilation railway sound barrier capable of realizing wide frequency sound insulation
Ya-wen NIU,Cai-you ZHAO,Qiang YI,Duo-jia SHI,Jun-yuan ZHENG,Rong CHEN
图 5 斜入射声波的隔声效果分析
Fig.5 Analysis of sound insulation effect of oblique incident sound waves