This paper introduces the characteristics of ion implantation, explains the industrial application examples of ion implantation technology in aerocomponents, biomaterials, dies and cutters. The emphasis is put on the applied achievements of this technology in aeroengine bearings and fuel pumps at Chengdu Engine Company.%介绍了离子注入技术的特点及其在航空零件、生物材料、模具和刀具等产品上的应用实例，着重叙述了成都发动机公司在航空发动机轴承和燃油泵上应用离子注入技术的成果。
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