1. "carburize:To treat, combine, or impregnate with carbon, as when casehardening steel."
   使渗碳,碳化:使与碳一起处理,使与碳混合或使充满碳,如将钢的表面粹火硬化.
2. Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.
   表面硬化包含一个高硬度、耐磨性的壳以及高韧性的芯。
3. In this paper,the mechanism of workpiece burn during grinding of casehardened steel and titanium alloys was studied by the use of SEM,EPMA,XPS and the metallograph analysis.
   本文应用SEM,EPMA、XPS及金相显微分析等技术研究了表面硬化钢和钛合金的烧伤机理。

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