查询词典 probabilistic

Secondly, modeling the uncertainties of theb value, the annual occurrence ratev and the upper bound magnitude M uusing convex set models, a convex set-based seismic hazrd analysis approach is developed by integrating the convex theory with the probabilistic based CPSHA (China Probabilistic Seismic Hazard Analysis) theory. By the example of seismic hazard analysis of a city in southern China, this method is demonstrated with a sensitivity analysis.

然后，采用包络界限凸集模型和椭球界限凸集模型描述地震活动性参数b值、年平均发生率v和地震统计区震级上限M u的不确定性，将凸集理论和考虑时空不均匀性的概率地震危险性分析方法相结合，发展了地震危险性分析的凸集分析方法；以南方某市为例，进行地震危险性分析和地震活动性参数的敏感性分析。

Finally, the index of non-probabilistic reliability is introduced in mathematic model of optimization design, and optimizations of axle shaft structure of machine tool and hollow conveying shaft based on non-probabilistic reliability model are presented. The engineering examples show that the presented methods are convenient and effective.

最后，将机械的非概率可靠性指标引入到优化设计的数学模型中，分别对空心传动轴和机床主轴结构进行了可靠性优化设计，通过工程实例说明了该方法是简便和有效的。

It's necessary to study probabilistic fatigue life curve and probabilistic crack growth curve of welded steel components in order to design fatigue reliability and to evaluate fatigue life in service of steel constructions.

焊接钢构件的概率疲劳寿命曲线和概率裂纹扩展速率曲线是进行钢结构疲劳可靠性设计和服役期间剩余疲劳寿命可靠性评估所必须的。

Using this probabilistic load flow model, the probabilistic distribution of load flow and nodal voltage can be calculated, therefore the reasonable penetration level of wind power plant can be determined.

本文的方法能够求解含风力发电场的电力系统的线路潮流及节点电压的概率分布，因此可以确定风电场的穿透功率极限。

Probabilistic logic was proposed by Boole~[42] and rediscovered by Nilsson~[12]There exist some severe problems in Nilssons probabilistic logic, for example, high computational complexity and inferential vacuousness-inferences typically lead to large probability intervals.

Nilsson的概率逻辑存在着一些严峻的问题，例如高计算复杂度，推理的盲目性，比较典型的是，推理导致巨大的概率区间。

Uncertainties exist in either aleatory variability or epistemic uncertainty, but a weighted average of various alternatives in probabilistic seismic hazard analysis and the combination in methodology of PSHA and DSHA (deterministic seismic hazard analysis) should better prevent it from producing an extremely biased output of hazard estimates.

由于输入模型中不确定因素的存在，如输入参数的随机性和科学分析方法本身的不确定性，对分析结果的不确定性需审慎对待。通常对不同的模型或参量，包括地面衰减模型，进行加权平均可较为合理地减小结果的偏差。概率分析和确定性分析方法的结合亦为可取之有效途径。

A theory and algorithm are presented for the power system steady state stability probabilistic analysis in this paper .

给出了多机系统静态稳定性概率分析的理论和方法。

His areas of research include artificial intelligence, human cognition and philosophy of science, in which he has authored over 300 scientific papers and three influential books: Heuristics, Probabilistic Reasoningand Causality.

他的研究领域包括人工智能，人类感知，科学哲学。在这些方面，他已经撰写了300篇科学论文，三本具有影响力的书：Heuristics、Probabilistic Reasoning和Causality

We use these results to explain the probabilistic behavior of the meaning reverting asset process such as the stock price process.

我们用这个结果来解释具有均值回归性质的资产例如股票价格的概率行为。

However under certain reasonable probabilistic assumptions regarding single member failure, system loading and member load sharing, it can be shown that the system failure time is asymptotically normally distributed as the number of members grows large.

可是，在一定的合理随机假设下，考察单个构件破坏、系统的载荷及构件的受载情况，可以表明：当构件数目增加很大时，系统的破坏时间是渐近正则分布的。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。