About NAGASAKA HIROKI
About SUZUKI TAKAYUKI
About SHAKUTSUI HIDEAKI
About NISHIYAMA KOSEI
About 西山ポンプサービス
About YAMAMOTO KENJI
About 西山ポンプサービス
About 日本機械学会年次大会講演論文集(CD-ROM)
About improvement of efficiency
About computational fluid dynamics
About special pump
About vortex pump
About computational fluid dynamics
About efficiency upgrade
About Pumps,various pumping equipment
About Fluid dynamics in general
About カスケード
About 効率改善
About 研究