查询词典 modeling

The proposed method has been evaluated by a nonlinear function example and applied to a practical case of modeling product quality of hydrocracking fractionator. The obtained results demonstrate the promise of this approach for improving nonlinear soft sensing modeling.

此算法通过一个复杂非线性函数的仿真建模和一个分馏塔柴油倾点软测量建模的工业实例研究，结果表明比其它算法具有更好的泛化结果和预报精度，具有良好的在线应用潜力。

Secondly introducing standard modeling language UML, utilizing UML carry the software on modeling, and divide it each functional block.

其次介绍了标准建模语言UML，利用UML 对本课题要设计的软件进行建模；在建模的基础上对软件进行了设计，并对其各个功能块进行划分。

Unified Modeling Language is a standardized general-purpose modeling language in the field of software engineering.

统一建模语言是一个标准化的通用建模语言领域中的软件工程。

Firstly, combine the feature of geographical network topology model and rail traffic, the advantage and disadvantage of two geographical network topology are analyzed, the whole process of Digital Track Map modeling is studied according to the above modeling method.

首先，论文结合地理网络拓扑模型和轨道交通的特点，分析了两种地理网络拓扑数据模型的优缺点，并将两者结合起来研究了数字轨道地图建模的全过程。

The feasibility of modeling method is validated by mapping the global project plan to a multi-view process model. The implementation of this modeling approach on a PDM System is illustrated by an application example.

通过将全局计划映射为多视图过程模型，验证了建模方法的可行性，并以实例说明了该建模方法在PDM系统上的应用。

A modeling layer method of software architecture and the component-based graphical modeling method are proposed in DRSCDE.

提出软件架构的建模层次，研究了DRSCDE基于构件设计的图形化建模方法。

Hamilton modeling and generating function method for relative motion were introduced. Approximation of Hamilton function for relative motion of satellite formation and its impact on modeling accuracy were interviewed.

采用分析力学方法研究DSS卫星间的相对运动，讨论了DSS相对运动的Hamilton力学建模与生成函数近似求解方法，分析了相对运动的Hamilton函数近似阶数对求解精度的影响。

The actual character of heating system was considered of when these mathematical modeling set up, all these math modeling is very useful to exploit the software about general calculation and heat economic analysis of coal power plant heating system.

论文围绕着火电厂热力系统的通用数学建模、机组的热经济性分析模型以及相关软件的开发等问题展开以下几方面的研究：火电厂热力系统热经济性计算是设计热力系统、分析和指导已有电厂安全经济运行的基本手段。

The value of mathematics is lost.This article clarifies the nature and role of mathematical modeling thought,This thought will change abstract into image,change theory into application,and illustrates that this thought is necessary and feasible in higher algebra teaching.Melting modeling thought will be able to solve the...

数学建模思想就是将知识由抽象转化为形象，由理论转化为应用的思想，在高等代数教学中融入数学建模思想是必要的也是可行的，研究与实践表明，数学建模思想对培养人的创新思维及数学应用意识，提高教学质量以及学生的数学素质方面起着重要的作用。

In this paper, based on an optimum difference operator for spatial differential given by Holberg, an optimum difference method of modeling crosswell elastic wavefield is put forward, which adopts the staggered-grid technique and calculates the wavefield at different grid points. When the half length of optimum difference operator is taken as four to six points, the required number of grid points per wavelength equals to three, crosshole elastic wavefield numerical modeling can attain satisfied accuracy.

本文以Holberg提出的一种空间微分的最佳差分算子为基础，采用交错网格技术，提出了一种模拟井间弹性波场的最佳差分法，该方法能在大空间网格点上得到精确的波场值，当最佳差分算子的半长度取4～6个点，每个波长只采3个样点时，井间弹性波场的模拟就可以得到满意的精度，其计算速度比常规有限差分法至少快一个数量级。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。