The fault tree analysis (FTA) of the probabilistic safety analysis (PSA) is one of the tools for system reliability and safety analysis.

概率安全分析(PS A)中的故障树分析(FTA)是系统可靠性和安全性分析的工具之一。

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System reliability analysis is the important content and base of Probabilistic Safety Assessment(PSA).

系统可靠性分析是核反应堆概率安全评价的重要内容和基础。

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Combining with failure mode and effect analysis (FMEA), a method of safety risk analysis for software architecture on the basis of probabilistic influence diagram is proposed in the thesis.

本文结合失效模式和效果分析FMEA方法，提出一种基于概率影响图的软件体系结构安全性风险分析方法。

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