About MATSUZAKI KEN'ICHIRO
About 九大 大学院工学研究院
About SUEOKA ATSUO
About 九大 水素エネルギー国際研究セ
About RYU TAKAHIRO
About MORITA HIDETOSHI
About 日本機械学会論文集 C編
About deep hole drilling
About groove
About spiral
About self-induced vibration
About boring bar
About stability
About prevention
About ライフリングマーク
About Other cutting
About BTA
About 深穴加工
About マーク
About 現象
About 防止対策