About HAYASHI HIROTSUGU
About 早稲田大 理工
About 日本トライボロジー学会トライボロジー会議予稿集
About thrust bearing
About squeeze film
About hydrodynamic lubrication
About oil film thickness
About viscoelastic fluid
About Bearings
About 軸受
About 試験機
About 開発
About 研究
About 成果