根据我国铁路机车的现状 ,从结构优化、新材料的应用、加工工艺的改进等几个方面系统地阐述了提高铁路机车轴承使用寿命及加强其综合机械性能的措施。通过与国际先进的轴承技术的全面比较 ,认为我国铁路机车轴承在技术上已经与国际接轨 According to the status quo of China’s railway locomotives, the measures to improve the service life of railway locomotive bearings and to enhance their overall mechanical properties are systematically expounded from the aspects of structural optimization, the application of new materials and the improvement of processing technology. Through the comprehensive comparison with the international advanced bearing technology, it is considered that the locomotive bearing in our country has been in line with the international standards technically