The Event Sequence Diagram(ESD) is one new method in system safety analysis,which can solve the insufficiency of the traditional methods in safety modeling and the analysis in the aspect of dynamic effectively.

• 事件序列图(ESD)是系统安全性分析时采用的一种较新的手段,能有效地解决传统的安全性建模与分析在动态方面的不足。