About FURUSAWA MASAHIKO
About 水産工研
About MIYANOHANA YOICHI
About 水産工研
About 水産工学研究所技報 漁船工学
About hull outfitting
About Nautical instruments,navigation systems,electric installation
About Underwater acoustics
About 計量
About 魚群探知機
About 較正
About 減衰
About 調査