About TAKEDA YU
About AOYAMA TOJIRO
About HAMADA SEIJI
About 多賀電気
About OGAWA HITOSHI
About 精密工学会大会学術講演会講演論文集
About ultrasonic vibration
About furtherance
About composite material
About pore
About drilling (cutting)
About axial direction
About tool
About cutting oil
About cavitation
About promotion
About combined machining
About cutting test
About high efficiency cutting
About vibration processing
About high precision
About chip disposal
About synergistic effect
About Excitation,generation and measurements of vibrations
About Cutting in general
About 超音波振動
About 援用
About 複合材料
About 微細
About 穴あけ加工