所谓机械设备故障诊断技术（Mechanical Fault Diagnosis）就是利用 所测取机械设备在运行或相对静止条件下的状态信息，通过对所测信号的处理和 分析，并结合诊断对象的历史状况和技术参数...
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内燃机的状态检测与故障诊断成为机械设备诊断与状态检测技术研究的热点与难点。
The state detection and fault diagnosis of internal-combustion engine becomes hotspot and nodus on research of engine equipment diagnosis and state detection technology.
基于微粒分析的铁谱技术不仅可以用于磨损机理的研究，而且能对机械设备进行监测和故障诊断。
The iron spectrum is not only used in the study of wearing, but also to monitor the failure of construction machine.
介绍了油料分析的主要内容和方法，提出了实现煤矿机械设备状态监测和故障诊断的技术方案。
The paper introduces the main contents and the method of the fuel analysis technique and puts forward the technical scheme for monitoring and fault diagnosis which is realized in coal mine machinery.
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