About SUGAHARA AKIKO
About OKUBO KOHEI
About MIYAKE AKIO
About 東京理大 大学院
About LEE Hyojin
About 東大 生産技研
About SAKAMOTO SHIN'ICHI
About 東大 生産技研
About TAKEOKA SHIGETO
About 日本騒音制御工学会研究発表会講演論文集
About loudspeaker
About ratio
About measurement
About crystal
About porous medium
About phononic crystal
About in situ measurement
About parametric loudspeaker
About 斜入射吸音率
About porous material
About Noise and vibration in general
About パラメトリックスピーカ
About 斜入射
About 吸音率
About 現場測定