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针对现有HB 1型轮轨润滑装置存在的缺陷及由此产生的故障进行了剖析 ,找出原因 ,并在电路设计及其外接设备方面提出了改进措施。改造后的该装置运用状态良好
In view of the existing defects of HB 1 type wheel and rail lubrication device and the resulting faults, the reasons are analyzed and the improvement measures are proposed in circuit design and its external devices. After the transformation of the device in good condition