About KOYANAGI RYO
About 明治大 大学院農学研究科
About KOJIMA MICHIHIKO
About ABE TSUYOSHI
About 長野県佐久地方事務所
About 農業農村工学会応用水理研究部会講演集
About channel slope
About energy dissipator
About flow velocity
About energy loss
About hydraulic model test
About 直角V字型減勢工
About Agricultural engineering
About Dam accessories,waterway structures
About 水路勾配
About 直角
About V字型
About 減勢工
About 減勢
About 流速