查询词典 Poisson ratio

Regarded unsignalized intersection as research object, Poisson distribution was introduced to describe the arrival characteristic of vehicle flow based on the analysis of traffic flow operation character.

以无信号控制平面交叉口为研究对象，在交通流运行特征分析的基础上，用泊松分布描述车辆的到达特性。

The establishment of poisson demand prognosticating model bases on the analysis of the regularity of the aircraft spare part.

通过对航材需求规律的分析，建立了泊松需求预测模型。

All these work are finished above the study of abundant interrelated literatures.b Two-dimensional Poisson equation is solved by both Chebyshev Tau method and Chebyshev Galerkin method, the numerical uncoils are compared with the exact one.

对于二维Poisson方程边值问题，本文分别推导了Chebyshev Tau方法和Chebyshev Galerkin方法的计算公式，实现了相应的数值模拟。

And to the problems of special distribution of underlying assets, this paper analyzes the price movement of the underlying assets from the arrival of information, the market efficiency and the market mechanism which decide the price. It also studies the problem of real option pricing when the underlying assets follow the pure jump Poisson, mixed jump-diffusion Merton and mean-reversion model, and obtains the price formula or partial differential equation to price and hedge the real option.

对实物资产的特殊价值分布问题，本文从决定资产价格的市场机制、信息到达方式及市场效率三方面来分析实物资产的价格变动特征；并重点研究当基本资产遵循纯跳跃Poisson过程、跳跃扩散Merton过程及均值回复过程时的实物期权定价问题，运用复制定价和随机动态规划方法，得到确定实物期权价值和风险对冲策略的偏微分方程。

Based on the basic law of electrostatics and the boundary-value problems of Poisson equation, two opposite thoughts of the study that electrets can either be designed to provide homogeneous electric fields or be designed to shield electric fields are discussed.

利用驻极体具有的可任意切割、拼装、黏接的特性，从静电学的基本规律及由泊松方程构成的静电边值问题出发，对驻极体既可对外提供电场又可设计为屏蔽电场的 2个相异思维的研究结果展开了讨论，从而，从理论上指出驻极体既可以制成提供均匀外场的材料又可以制成一种透气性静电屏蔽材料。

The soliton hierarchies associated with the modified second order polynomialeigenvalue problems can be factorized into the commuting x- and 〓-constrainedflows, the r-matrices and classical Poisson structures for the x- and 〓-constrained flows are constructed.

与修正的二阶多项式特征值问题相联系的孤立子方程族可以被分解为相互交换的x-和〓-约束系统，本文求出了约束系统的r-矩阵和经典Poisson结构。

The separation of the dynamic principal stresses in the model is completed by solving the dynamic Poisson's equation with the transient dynamic isochromatics and isoclinics of the model combined ...

并采用落锤冲击－维模型求出了光弹性材料的动态力学特性。文章系统总结了动态光弹性方法，并将该方法引入生物力学的研究领域，研究结果在医学、军事、体育等方面均具有实际的意义。

But the inter- connect will only stabilize if there is no burstiness on large timescales as in a Poisson process.

但是，互连只有像在Poisson过程中那样，在大的时间分度上不存在突发性的情况下才会稳定化。

But the inter- connect will only stabilize if there is no burstiness on large timescales as in a Poisson process.

但是，互连只有像在Poisson过程中那样，在大的时间分度上不存在突发性的情况下オ会稳定化。

We propose a jump-diffusion credit market model that treats the CDS spread as the major variable to value a credit default swaption, in which the jumps are modeled by the marked point processes as well as the compound Poisson processes.

本文提出一个跳跃扩散模型，将信用违约交换的价差当作主要变数来计算信用违约交换选择权的价格，其中跳跃的部份是以标点过程以及复合波式过程来描述。

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。