Uncertainty is represented by an event tree.
不确定性用事件树来描述。
This goal has been realized by use of function group decomposition and event tree analysis technique.
本文通过功能组分解和事件树分析技术，实现了这个目的。
After calculating the matrix, the discrete event tree is established and used to solve the system fault probability.
在求得状态转移矩阵后，再建立离散动态事件树，来求得系统故障概率。
The study includes fault tree analysis, event tree analysis, accident sequence quantification and uncertainty analysis.
故障树分析、事件树分析、事故序列定量评定以及不确定性分析等。
According to fuzzy evaluation of some experts, the fuzzy event tree is introduced in this paper to do quantitative calculation.
针对这一问题，利用专家对事故的模糊评判，引入模糊事件树进行定量计算研究。
The research procedures of event tree analysis are to determine the initial event, list events in the process, chart and analyze event tree.
事件树分析法的研究步骤包括确定初始事件、环节事件，绘制、分析事件树图。
Event tree method is a common method of dam risk analysis.
事件树法是目前通用的一种大坝风险分析方法。
The results of calculation indicate that FETA (Fuzzy Event Tree Analysis) method applied is better to know the rules of accidents about submarine structure system.
计算结果表明，采用模糊事件树方法有利于了解潜艇结构系统事故的规律。
Calculating the cost of fire detection system according to it's components' cost and USES event-tree and simulation methods to estimate its benefit.
提出了根据火灾探测系统的组成计算其成本，采用事件树、CFAST模拟等方法估算其效益，并给出工程实例进行分析。
Calculating the cost of fire detection system according to it's components' cost and USES event-tree and simulation methods to estimate its benefit.
提出了根据火灾探测系统的组成计算其成本，采用事件树、CFAST模拟等方法估算其效益，并给出工程实例进行分析。
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