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前言 机破，就是机车牵引列车运行途中因发生质量故障耽误了列车的正常运行，属行车事故。机破件数的多少，直接反映了机车质量对铁路运输秩序的干扰程度，是评价机车质量和可靠性的重要指标。分析出机破发生的原因，探讨预防措施，是提高机车质量的关键问题。青岛机务段配?
Preface Machine broken, that is, locomotive traction train running on the way due to quality problems delayed the normal operation of the train, is a traffic accident. The number of broken machine parts, directly reflects the quality of locomotives on the order of railway interference degree is to evaluate the quality and reliability of an important indicator of the locomotive. Analysis of the causes of machine break, to explore preventive measures is to improve the quality of the locomotive the key issues. Qingdao locomotive depot with?