About NAKANO IWAO
About 海音研
About ISHIDA HIROSHI
About DEGUCHI ICHIRO
About 海洋音響学会研究発表会講演論文集
About acoustic wave propagation
About flow velocity measurement
About reflected wave
About fish finder
About swimming (fish)
About acoustic transducer
About acoustic measurement
About off-shore current
About Physical oceanography in general
About 反射波
About 双方向
About 音波伝搬
About 流速測定