查询词典 Poisson ratio

It is proved that Poisson-stable points are dense in the locally compact phase space X if and only if non-wandering point s are dense in the X.

证明了如果相空间X局部紧，则Poisson稳定点在X中稠与非游荡点在X中稠等价。

Considering the randomness of the structural physical parameters and utilizing the random variable's functional moment method and the algebra synthesis method, the mean value and the variance of the mean square value of the structural displacement response under stationary random excitation are computed firstly from the expressions of structural stationary response in frequency domain. And then the expressions of the mean value and the variance of stochastic rigid frames dynamic reliability are educed from the Poisson formula of calculating dynamic reliability.

考虑结构的物理参数具有随机性，从结构随机响应的频域表达式出发，利用求解随机变量数字特征的代数综合法和矩法，导出随机参数刚架结构在平稳随机激励下的位移及速度响应均方值的数字特征，再由动力可靠性的Poisson公式导出结构动力可靠度的计算公式。

By calculating the relative integrals of the function and the residues of a meromorphic function and taking their real part,thus this paper got the analogous result with primitive Poisson-Jensen′s formula in form,then applied the analogous result to a practical example,it illustrated correctly.

由计算有关函数的积分和亚纯函数的留数，并取它们的实部得到了形式上与原来的Poisson-Jensen公式类似的结果，通过将其应用到实例中，说明它是正确的。

Parametric estimation of mixed poisson-gaussian distribution model.

混合泊松高斯分布模型的参数估计。

Based on the Poisson bracket and the discriminant of integral of motion,we prove the problem that the moment of momentum is the integral of motion when the mass point is affected by central force.

运用泊松括号，依据运动积分判别式，证明了质点受有心力作用时，其动量矩是运动积分的问题。

The relations between multivariate Poisson distribution and multinomial distribution or multivariate normal distribution are given.

最后给出了多元Poisson分布与多项分布以及多元正态分布之间的关系。

Based on the foregoing Poisson-Pareto process, we extend our research from single multiplexer to network switch.

第五章是在第四章提出了Poisson-Pareto过程的基础上，将我们的分析从单个的复用器扩展到了网络交换机上。

Du Poisson becomes the first victim in the Natchez massacre.

Du Poisson 成为 Natchez 大屠杀的第一位受害者。

The results of this study demonstrate that the data of HBsAg carriers distributed in different sizes of families do not fit the binomial distribution and Poisson distribution,but fit the Neyman distribution and negative binomial distribution.

结果表明HBsAg携带者在家庭中的聚集性可以用统计的理论分布证明。

In second chapter, we use the statistical properties calculated in first chapter to compare the premiums and Lundberg exponents of each model in the Poisson distribution case, then compare the premiums in the negative binomial distribution case.

在第二章中，利用第一章中已计算的量，首先比较了理赔次数服从泊松分布时，盈余模型的保费和Lundberg指数的大小关系，其次比较了理赔次数服从负二项分布时，盈余模型的保费的大小关系。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。