事件树

An operating risk assessment algorithm for hidden failures was developed, which could calculate the conditional probability using event tree method and evaluate the severity of hidden failures.

采用事件树方法分析计算继电保护隐患的暴发概率，选取严重性指标度量继电保护隐患暴发的后果，用风险作为指标定量评估继电保护隐患对电网安全的影响。

The uncertainty of basic events' probabilities could not be taken into account in an ordinary event tree method.

针对常规事件树不能考虑基本事件发生概率的不确定性这一现状，通过引入模糊集的概念，将常规事件树中基本事件的发生概率模糊化，推导了模糊事件树的相关算法。

According to the deficiency of event tree/fault tree analysis, a new probablilistic safety assessmet method based on Bayesian networks is proposed.

摘要针对传统的事件树／故障树分析方法的局限性，提出了基于贝叶斯网络的系统概率安全评估方法。

According to the deficiency of event tree analysis in safety evaluation,this paper introduces a dynamic event tree analysis method and the mathematical description is given as well.

针对传统的事件树分析方法在安全性评估中的局限性，在动态事件树分析方法的基础上，给出了其数学描述，并将其应用于导弹安全自毁系统安全性评估中，以描述导弹安全自毁过程中的动态特性。

The principle of large event tree/small fault tree approach, the gist and rule for small event classification, and the establishing rule and modularization of large event tree are introduced.

介绍了大事件树／小故障树方法的原理、小事件的划分依据和规则、大事件树的建立规则以及大事件树的模块化方法等。

At present the fault tree or event tree method is generally applied to calculate the probability of ship grounding, and the certain probability is used to represent the failure probability of basic event.

目前，计算船舶搁浅的概率时常采用故障树和事件树方法，以确定的概率数表示底事件的发生概率。

In this paper the event tree is used in the analysis on cascading failures and by use of probability approximation theory of rare event the probability order of multiple failures is divided, thus the screening process of multiple failures can be simplified.

文章采用事件树对连锁故障的分析方法，运用小概率事件的概率近似理论对多重故障进行概率阶次划分，可以简化多重故障的筛选过程。

The idea is presented to convert sequences and consequences of event tree into their corresponding fault trees, which is used in the event tree analysis combined with fault trees. Then, a sequence analysis strategy based on cut sets matching is introduced, and the event tree fast analysis algorithm is implemented.

针对与故障树相结合的事件树的分析计算，提出了将事故序列和事故后果转换为相应的故障树求解的方法，并在此基础上，设计并实现了事件树的快速求解算法。

An advanced CAD computer software that have performance of dynamic navigation and parametrization is used to design absorption systems, making it possible to improve the quality and efficiency of products and decrease the period of design and renew of units.

详细地介绍了利用故障树分析和事件树分析进行系统故障诊断的基本原理，以及利用这两种方法定性和定量的数学分析方法。

Through constructing the event tree for oil deport operation, this method can calculate the probability of the sequent event, find the risk index associated with the severeness of the sequent event, divid risk grade and put out risk alarm. so it can keep the accidents away efficiently.

该方法通过构造油库作业事件树，定量计算各后果事件的发生概率，并结合后果事件的严重程度确定风险指数，科学划分风险等级，发布相应风险警报，从而有效防范事故发生。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。