About ISHIKAWA MASATO
About construction work
About excavation
About hydraulic shovel
About modeling
About design
About improvement of efficiency
About parameterization
About excavating work
About mathematical modeling
About modification
About excavation
About 効率化設計
About Earthwork planning,earthwork
About Excavators
About 油圧ショベル
About 掘削
About 過程
About 数理モデリング
About 効率化
About 設計