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折角塞门关闭问题时至今日仍未从根本上得到解决。它困扰着铁路运输,威胁着运输安全,是一个亟待解决的重大课题。本文从探讨折角塞门关闭的发生机理出发,进而揭示了其演变形成的客观规律。通过分析、比较和推理,找出了“缓解后的关闭”这一主要矛盾,同时指出了现行有关制度、措施存在的弊端,并对主要矛盾的解决,制度、措施的改进等发表了看法
The problem of the closure of the cockpit door has not yet been fundamentally solved. It plagued railway transport and threatened the transportation safety. It is a major issue to be solved urgently. This article starts from the discussion of the mechanism of the closure of the hinged door, and then reveals the objective law of its evolution. Through the analysis, comparison and reasoning, we found out the main contradiction of “closure after remission”, at the same time, pointed out the defects of existing systems and measures, and expressed opinions on the solution of major contradictions, the improvement of systems and measures