分布参数

In the paper, the parameters of the prior data distribution are given by numerical calculation.

本文用数值计算的方法，得到了先验数据的分布参数。

Based on the principle of optimality,the search problem is then transformed to an equivalent problem of deterministic distributed parameters system,represented by a second order PDE.

采用分析的方法来研究随机运动目标的最优搜索问题，并将原问题转化为由一个二阶偏微分方程所表示的确定性分布参数系统的等价问题，推导出随机运动目标的最优搜索问题的HJB方程，并证明了该方程的解即是所寻求的最优搜索策略。

From late 1970s,Chinese technological staff began to do deep research on the issue of population control and achieved a lot of researching results at three levels: population database , technology and soft ware of population analysis, the informational system of population management, the surporting system of population strategy and population forecast and software are at practical research level; the system control theory of nonlinear population distribution parameter in this article is of basic research.

从七十年代末，我国科学技术工作者开始对我国人口控制问题进行了深入的研究，分别从三个层面取得了许多研究成果：人口数据库、人口分析技术和软件、人口管理信息系统、人口决策支持系统、人口预测和软件等，属于应用研究层面；人口系统论和人口控制论等属于应用基础研究层面；而本文的非线性人口分布参数系统控制理论，则属于基础研究。

This paper has made the two-dimensional distribution model analysis for the LiTaO_3 pyroelectric detector which provides by t...

本文就上海技术物理所提供的悬空型LiTaO_3热释电器件结构，作了二维分布参数模型的分析，建立了热平衡方程，求解出调制辐射下的热释电流，并作了一些模型改进的讨论。

Distributed parameter model of interconnects in high-speed circuits is introduced, together with its time domain solution. Based on this model, some signal integrity problems are discussed, and simulation results of impedance match is presented.

引入了高速电路互联线的分布参数模型，介绍了模型的时域求解算法，并基于该模型分析了互连线的信号完整性问题，给出了阻抗匹配问题的仿真结果。

Then, some criteria, i.e., the sufficient conditions, for the asymptotical stability of the system in form of mean square are given by linear matrix inequality, which can easily be checked by Matlab toolbox.

然后基于线性矩阵不等式技术，给出了时滞随机分布参数系统稳定的充分条件，所得到的结果表示成线性矩阵不等式的形式，所以易于验证。

By integral equation theory, the existence and uniqueness of the model solution is proved, and then its asymptotic stability under the condition of stationary state is also discussed.

为了更详细地刻画经济系统，本文第五章在宏观经济系统中引入了时滞，给出带有时滞经济系统的分布参数控制模型。

To the bad nonlinearity and coupling of the power station boiler superheated stean temperature,It is very difficult to gain excellent control with the traditional PID cascade method and the.

常规的电站锅炉汽温控制系统一般为串级PID系统，然而大型电站锅炉的动态特性有明显的分布参数特性、非线性及较强的藕合性，一般很难得到非常满意的控制结果。

The model can be used for distributed superheater thermal calculation, and can provide a base to develop a dynamic distributed parameter model of superheater system.

该模型可以用于过热系统的分布式热力计算，并可为过热系统分布参数动态模型的建立提供必要的边界条件。

An infiltrating-carbon furnace is a nonlinear system, changing with time and distributed parameters; it is difficult to express its characteristic using precise mathematic model.

渗碳炉是一个非线性、时变和分布参数的系统，用精确的数学模型表示其特性显然是十分困难的。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。