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1 引言随着铁路编组站自动化建设的迅速发展,减速顶在调速系统中的应用已越来越广泛,这对减速顶调速产品的质量提出了更高的要求。因为它的各项技术性能指标的优劣直接影响着编组站的作用效率和作用安全,另外大量的减速顶
1 Introduction With the rapid development of automated construction of railway marshalling yard, the application of decelerating roof in speed regulating system has become more and more widespread, which puts forward higher requirements on the quality of decelerating roof speed regulating products. Because of its technical performance indicators of the merits of a direct impact on the Marshalling Station’s role in the efficiency and safety, while a large number of deceleration top