Aimed at the wear problem of roll axle neck, failure analysis and rebuilding were made for multi-roller mill.
针对多辊筒碾压机压辊轴颈磨损严重的问题，对其进行了故障分析和改造。
In this paper, the wear problem of 12150 engines is discussed in detail. The wear types and wear reason are summarized.
本文对12150发动机的磨损情况进行了详细的分析与讨论，总结了该发动机的磨损类型与磨损原因。
In this paper, the wear problem of 12150 engines is discussed in detail. The wear types and wear reason are summarized.
本文对12150发动机的磨损情况进行了详细的分析与讨论，总结了该发动机的磨损类型与磨损原因。
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