本文根据苏联杂志“线路与线路业务”1985年1～12期上发表的16篇《无缝线路问题》讨论方面的文章,首先介绍苏联无缝线路现状及发展动向,其次介绍《无缝线路问题》讨论中关于采用“超长轨节”的分岐意见,最后谈谈我们对采用“超长轨节”的看法。 According to the articles on the discussion of 16 “seamless lines” published in the “Journal of Line and Line Business” of the Soviet Union from January to December 1985, this article first introduces the present situation and development trend of the Soviet Union’s seamless line, followed by the introduction of “Seamless Line issue ”on the use of“ long track ”disagreement, and finally talk about our views on the use of“ long track ”.