The paper thinks that Hayne's law can be applied to detect and prevent security incidents in the daily management of maintenance security, and summed up safety management procedures and inspiration according to Hayne's law.%提出了海恩法则可以运用于发现和预防在机务保障日常管理中的安全事故,并根据海恩法则总结出了安全管理步骤和安全管理启示.
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