About AZUMA TAKAYUKI
About ジェイテクト
About WATANABE HIROSHI
About ジェイテクト
About YAMADA YOSHIHIKO
About ジェイテクト
About 精密工学会大会学術講演会講演論文集
About difficult-to-machine material
About vibratory cutting
About ultrasonic machining
About heat resistant alloy
About cutting force
About measurement
About resistance measurement
About ultrasonic cutting
About ultrasonic vibration cutting
About Special machining
About 難削材
About 超音波振動切削
About 研究