Safety is the eternal subject for railway transportation and safety assessment has become the most effective method in modern safety management at the present time.
安全是铁路运输永恒的主题。目前，安全评价已经成为当代安全管理中最有成效的一种方法。
The traffic safety is the most important quality in railway transportation, and also the synthesis present of transportation management.
行车安全是铁路运输质量的首要特征，又是铁路运输管理的综合反映。
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