基本释义:

压痕加工

网络释义

1)indenting,压痕加工

2)cutting marks,加工刀痕

3)finish mark,加工痕迹

4)machining marks,机加工刻痕

5)sclerometer,加压刻痕硬度计

6)lay,加工痕迹方向

用法和例句

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。