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。
The research procedures of event tree analysis are to determine the initial event, list events in the process, chart and analyze event tree.
采用事件树分析法进行风险分析并建立了数学模型，包括火灾模型、有效释放率模型、热强度极限值、危险区域等式四部分。
Accident tree analysis is applied to risk analysis and a mathematical model is established, including fire model, effective release rate model, heat intensity threshold and hazard area equation.
故障树分析法(FTA)用于静态分析系统失效的可能事件和状态，是分析安全苛求系统的可靠性和安全性的一种有效方法。
Fault Tree Analysis (FTA) can be used to analyze the events and states of system failure. It is an effective method in analyzing the reliability and safety of safety-critical system.
故障树分析法是一种演绎分析的方法，考虑的是基本故障事件，追溯的是系统失效根源，深入到故障组合之中。
FTA (Fault Tree Analysis) is a deductive analyzing method, which considers the fundamental failure incidents, discusses the source of system troubles and goes deep into the failure groups.
针对所研究的机床故障诊断专家系统，以故障树分析法为基础，采用面向对象的事件知识表示方法。
Based on fault tree analysis (FTA) theory, an object-oriented knowledge representation method in a fault diagnosis expert system for machine tools was studied.
针对所研究的机床故障诊断专家系统，以故障树分析法为基础，采用面向对象的事件知识表示方法。
Based on fault tree analysis (FTA) theory, an object-oriented knowledge representation method in a fault diagnosis expert system for machine tools was studied.
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