重磨 meaning in English

redress
refacing
regrinding
resharpening

Regrinding of hob and gear tooth profile error
滚刀的重磨与齿形误差
Tool life between resharpening
一次重磨的刀具使用寿命
Abstract : the practical cad technology to manufacture high accuracy relief grinding cutters is put forward . the methods to improve the cutting performance and regrinding life of the cutters are introduced , and some calculating examples are presented
文摘:提出了方便快捷地加工高精度铲磨刀具的cad实用工艺，给出了改善刀具切削性能和增加重磨极限(寿命)的方法及计算实例。