Study and analysis on sound absorbing and noise reducing performance of timber construction wall based on acoustic spiral matasurface Authors Haiyan Fu Nanjing Forestry University, China Xinyue Zhao Nanjing Forestry University, China Patrick Adjei Nanjing Forestry University, China Zheng Wang Nanjing Forestry University, China Xiaoli Wu Nanjing Forestry University, China Post Views: 62
