1) tool clear of work
工件刀痕
2) cutting marks
加工刀痕
1.
Through failure analysis of a fractured tubing in Daqing oil fields, we have concluded that it is a fatigue fracture of the tubing, and what led to the cracks in the bottom of the tubing threads is the original cutting marks.
油管螺纹齿底的原始加工刀痕是造成裂纹萌生的主要原因，萌生的裂纹在油管承受的拉－拉脉动载菏作用下发生疲劳扩展，最后导致油管断裂失效。
3) tool/work
刀具-工件
4) tool preset
工件对刀
6) tool mark
刀痕，切痕
补充资料：刀痕
1.刀伤留下的瘢痕。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条