在对城市道路上车流运行的机理进行微观分析的基础上,提出了自由流随机度的概念,并用以衡量车流中车辆相互影响的大小;
Based on the analysis of vehicle operation on urban roads, this paper puts forward the concept of random degree of free flow.
美国运输安全管理局还要求对飞往美国航班的乘客在进行“基于威胁度”检查和随机安检的同时增加整体上对“强化安检技术”的使用。
TSA also ordered an overall increase in the use of "enhanced screening technologies," along with "threat-based" and random screening, for U.S.-bound airline passengers.
密码的强大程度取决于它的长度、复杂度和随机性。
The strength of a password depends on its length, complexity and randomness.
作为结果,噪音提高了开关的灵敏度——这种现象叫做随机共振。
In effect, the noise increases the sensitivity of the switch - a phenomenon called stochastic resonance.
设立清醒度检查站以及进行随机呼气测试可使与酒精相关的碰撞事故减少约20%,已经证明这一做法非常具有成本效益。
Enforcing sobriety checkpoints and random breath testing can lead to reductions in alcohol-related crashes of about 20% and have shown to be very cost-effective.
虽然两组做的猜测都比随机猜测的准确度高,但每组中都有近一半的参加者做出了两次或更多的错误选择。
While both groups did better than chance would predict, nearly half the participants in each group made the wrong choice two or more times.
研究人员正计划通过一项随机对照实验将度洛西丁与安慰剂进行对比。
The researchers are planning a randomized, controlled trial comparing duloxetine to placebo.
测试2度量在搜索通过Web服务检索到的随机作者名称时rationalPerformance Tester的性能。
Test 2 measured Rational performance Tester performance when searching for random author names retrieved through a Web service.
混合相对危险度(RRs)通过随机效果模型进行估测。
Pooled relative risks (RRs) were estimated by random effects models.
基于模糊统计基础上的集值统计,能有效地确定具有随机、模糊性质的军机易损性评估指标的安全度值;
The airplane vulnerability safety degree value, which is stochastic and fuzzy, can be calculated accurately by set-valued statistics based on fuzzy statistics.
运用模糊集合基本运算法则,获得结构安全这一模糊随机事件的隶属度表达式;
The membership function expressions of the Fuzzy-random event of structural safety are obtained by using the basic operative law of the Fuzzy sets.
将模糊随机可靠度理论应用于边坡的稳定分析,建立了基于几何法计算广义可靠指标的数学模型。
A geometry based mathematical model is established for the calculation of reliability index by use of the fuzzy random reliability theory for slope stability analysis.
畅通可靠度是在考虑交通供给和交通需求的随机变化特性的基础上,借鉴网络可靠性分析方法,提出的概率型指标。
On the basis of randomness analysis of traffic demand and supply and the reliability analysis of network, the concept of unblocked reliability was presented.
通过算例就各参数的随机性对结构动力可靠度的影响进行分析,验证本文方法的可行性。
Finally, the influence of the random of structural physical on the structural dynamic reliability is analyzed through the examples, validating the feasibility of this method.
文章把线性复杂度理论检用于密码技术中,设计一种实用的序列随机性检验方法。
Linear complexity theory be applied to cryptographic technology, designing a testing method of a random sequence.
而且该算法精确度高,抗随机噪声干扰能力强,使得载荷谱分析更加准确。
And it has a high precision, strong restraining random interfering noise. As a result, it makes loading-spectrum analysis more accurate.
提出了综合考虑动载荷和结构参数双重随机性的动力可靠度分析方法。
The method for dynamic reliability analysis, in which the randomicity of dynamic loads and structural parameters can be considered, is proposed.
该文研究了非线性随机效应模型,为非线性张度大的模型提供了理论和方法。
We discussed the nonlinear models with random effects, presented the theory and methods for the models with large nonlinearity.
对这两种极限状态,应分别采用随机事件和模糊随机事件概率的数学模型进行其可靠度分析。
The mathematical models of probability of random event and fuzzy random event should be taken to analyze the reliability of a structure for these two kinds of limit state.
得到了多个随机变量的概率灵敏度、主要失效模式所对应的可靠度指标及其相应的状态等级。
The probability sensitivities between random variables are analyzed and the reliability index and the corresponding condition classes are obtained.
针对这种情况,提出了一种基于负荷裕度随机特性的方法来计算系统电压失稳的概率。
Therefore, this paper proposes a method to calculate the probability of voltage instability based on the stochastic characteristic of load margin index.
对退化结构的时变可靠度,抗力必须表为随机过程。
The resistance of deteriorating structures is a non-stationary stochastic process.
结果分析表明,传统可靠度分析结果偏于不安全,而利用模糊随机可靠度来评价边坡稳定状况更趋于合理性。
It is found that results of the traditional reliability method are less securable and those of fuzzy-random reliability method are more reasonable.
研究具有幂率度分布的随机图上的损伤扩散。
Damage spreading on the random graphs with power-law degree distributions is investigated using Glauber dynamics.
对连续型随机应力和离散型模糊强度的模糊可靠度计算公式进行了研究,提出了当随机应力和模糊强度均为连续型时的加权平均法计算公式。
This paper puts forward a fuzzy random reliability formula named weighted average method, under the condition that random stress and fuzzy strength are all continuous variables.
通过对靠船墩三维结构随机力学分析,提出基于可靠度理论下的靠船墩设计方法,可直接应用于工程实践。
Based on the analysis of three-dimensional structure random mechanics of pier, this paper advances reliability design method, which can be applied directly in engineering practice.
在普通条分法的基础上,采用随机搜索法及可靠度理论对该基坑进行内部稳定性分析验算。
The random search method and the probability theory are adopted to proceed internal stability analysis of the foundation pit on the base of finite slice method .
在普通条分法的基础上,采用随机搜索法及可靠度理论对该基坑进行内部稳定性分析验算。
The random search method and the probability theory are adopted to proceed internal stability analysis of the foundation pit on the base of finite slice method .
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