About ISHIZUKA Takashi
About Inst. of Technol., Shimizu Corp.
About OKUBO Tomonao
About Kobayasi Inst. of Physical Res.
About Acoustical Science and Technology
About sound insulation wall
About sound absorbing material
About noise control
About acoustic wave absorption
About acoustic impedance
About angle of incidence
About weather resistance
About numerical analysis
About boundary element method
About suppression and control
About noise reduction
About Propagation of sound waves
About 吸音
About バリア
About 騒音
About 遮断
About 数値解析
About モデル
About 起因
About 正確性