About AOKI Shigeru
About Tokyo Metropolitan Coll. Industrial Technol., Tokyo, JPN
About SAKAI Yasunori
About Shibaura Inst. Technol., Saitama, JPN
About TANAKA Tomohisa
About Tokyo Inst. Technol., Tokyo, JPN
About Information (Koganei)
About ultrasonic vibration
About machining
About cutting force
About structural steel
About Welding
About residual stress
About fatigue strength
About exfoliation
About cutting tool
About drilling (cutting)
About surface roughness
About butt welding
About composite material
About knurling tool
About mechanical property
About strength
About Welding techniques
About Machining and finishing in general
About Other applications of acoustics
About 機械加工
About 超音波振動
About 応用
About 研究
About 展望