About KAWAI Yasuhito
About Kansai Univ.
About Science and Technology Reports of Kansai University
About traffic noise
About sound insulation wall
About edge effect
About sound insulation
About performance
About particle velocity
About sound absorbing material
About sound insulation performance
About Noise
About Road traffic noise and vibration
About 縁効果
About 防音壁
About 遮音性能