About SENTOKU EIICHI
About SUWABE HITOSHI
About TAKE MASASHI
About 岳将
About 超音波Techno
About ultrasonic vibration
About furtherance
About cutting (machining)
About tool wear
About face
About machining speed
About surface roughness
About flank wear
About back surface
About cutting speed
About mechanical property
About property
About assist
About cutting
About Machining in general
About Special machining
About 超音波振動
About 援用
About 切削
About 研削加工
About Ti
About 切削加工