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调车人员在作业中因各种原因,墜落的事经常发生。故此,我们试图通过这棵事故树来找到事故发生的原因及它们的关系,以便更好的防止此类事故的发生。见图1。
Shunting personnel in the operation due to various reasons, crashes happen. Therefore, we try to find out the cause of the accident and their relationship through this tree to better prevent such accidents. see picture 1.