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文章对于铺设在艮山门编组场的两组P50 1/7三开道岔多年来的使用情况进行了详细的分析,总结了经验,提出了延长尖轨使用寿命的措施。
The paper analyzes the usage of two sets of P50 1/7 three-way switch installed in Genshan Gate marshalling yard for many years, sums up the experience and puts forward some measures to prolong the service life of the rail.