煤矿机械设备频繁的故障发生率在很大程度上取决于其自身的特点。
The peculiarity of machinery in coal mines to a great degree results in the frequency of failures.
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.
针对煤矿机械设备的“软启动”技术现状进行分析及展望，对煤矿机械设计、制造及使用都是十分重要的。
That aiming at soft starter machinery of coal mine machinery equipment is analyzed and prospected. It is very important for coal mine machinery design, application and making.
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