针对列车的安全运行状况，提出了列车安全状态监测和诊断系统的基本组成，并对车载微机检测系统的设计、专家系统的建立、列车与线路的互监互测等系统的几个关键技术问题进行了分析。

The several key technical problems of design of on-board microcomputer detecting system, setup of expert system, and mutual monitoring and detecting system between train and track were analyzed.

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