介绍了南京东机务段应用计算机技术建立起高效、大容量的铁谱分析数据库 ,分析、管理铁谱分析数据 ,建立起磨粒识别智能化的分析系统以及该系统在ND5型机车上的应用情况 This paper introduces the application of computer technology in Nanjing East Railway Station to establish an efficient and large-capacity iron spectrum analysis database, analyze and manage the iron spectrum analysis data, establish an intelligent analysis system of abrasive identification and the application of the system on the ND5 locomotive