随机

The fading characteristic of wireless channel is modeled as stochastic process rather than stochastic variable as used in usual method.

在此将无线信道的衰落建模为随机过程，而不是通常的确定性随机变量。

The result from the two methods, it is very close and good for the bridge. We also do correlation to the stochastic variable with the stress of the failure models.

同时采用数理统计的方法，分别随机变量和失效模式所对应的应力值进行相关性分析，分析随机变量对失效模式的应力值的敏感性。

In this paper, we set a model based on stochastic lead time. In the model, we consider two cases:①the demand is a constant;②the demand is a stochastic variable.

本文主要建立了基於随机提前期的库存控制模型，其中分别考虑了需求是常量和需求是随机变数两种情况下的库存模型。

Basis on the stable analysis of the bridge structure, we could do the sensitivity analysis related to stochastic variable for structure by the zone method.

在静力分析的基础上，本文又考虑随机变量的对桥梁结构状态的影响，采用对随机变量进行区间分段分析，讨论其变化对桥梁结构的影响。

As the second part of our research, the effect of stochastic dephasing on quantum coherence and quantum entanglement has been analyzed, and we find that quantum entanglement relies on the fluctuation of random variable in stochastic process.

另外我们分析了几何相在随机过程中的改变：发现几何相的改变不仅依赖于随机变量的涨落，而且依赖于系统的频率。

Many factors affect the dam's safety. SFEM was used to calculate the probability sensitivity to determined the base stochastic variable.

影响拱坝安全的因素很多，利用随机有限元法对拱坝结构进行了敏感性分析，选出了基本随机变量。

Linear potential structure equation is limit to study the continuous stochastic variable yet.

线性潜在结构方程式模型还仅限于研究连续型随机变量，对于各领域大量出现的离散型随机变量，还没有适用的线性结构方程式模型。

Suppose that the local source of traffic demand of the intersection is a stochastic variable of known parameter. An optimal control assignment model of the link of the dynamical transportation network flows of stochastic system is founded. Allowing for the construct of the model, based on the objective function of the link is transformed to based on the objective function of the intersection in order to solve it.

假设交叉点的局外入流是某已知参数的随机变量的情况下，建立了目标函数基于路段的随机系统最优的动态交通网络流分配的最优控制模型，充分分析该模型的结构，将该模型的目标函数转化为基于交叉点的目标函数，以便于求解该问题。

As for the establishment of stochastic input-output models and the derivation of related theories, there are three points to be mentioned: firstly, the theoretical basis on which the ultimate requirements must comply with the index movement is given; secondly, the output control model is offered, which is based on the idea that the ultimate requirement is an index stochastic variable.

在随机投入产出模型的建立和相关理论的导出方面。一是给出了最终需求量服从指数分布的理论依据；二是提出了基于最终需求为指数型随机变量的产出量的控制模型。

Especially, the stochastic variable was introduced to the model to represent the phenomena of the stochastic extinction and recolony of the cocal population, that is one of the typical feature of the metapopulation.

这是一个离散的动力系统。利用动力系统稳定性和数值分析的方法，分析了种群变化的动态规律及其原因。其次，通过引进随机变量，很好地描述局域种群的灭绝和繁殖的随机现象。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。