查询词典 spatial model

Based on spatial data model on the GIS platform, an assessment system for asphalt mastic deterioration of water pumping storage power station is developed.

1引言 地理信息系统是以计算机技术为基础而得到广泛应用的一门具有交叉性和边缘性的新兴学科

According to the model,to make mutual information maximum,the matching condition between optical imaging system and CCD detection system is obtained:the cut off spatial frequency of imaging system is equal to the Nyquist frequency of CCD.

利用该模型得到了互信息量最大时光学成像系统和CCD的匹配条件：相干成像光学系统的截止频率等于CCD的Nyquist频率。

With an example, the paper uses finite element program ANSYS to establish three calculating model of the steel-concrete composite open-web floor: the combination finite element method of spatial beam elements and shell elements, the finite element method of shell elements and the combination finite element method of shell elements and entity element.

结合一算例，利用ANSYS有限元软件，建立了组合空腹楼盖的三种计算模型：空间梁单元与壳单元的混合元模型、空间壳单元模型、壳单元和块体单元模型三种理论计算方法，对这三种计算模型作分析对比，得到了静荷载作用下该类结构的内力分布规律及其他一些有价值的结论。

To explore the application and geoepidemiological significance of the 2D minimal spanning tree model in analyzing the spatial structure of natural focal disease.

目的探讨二维最小生成树模型在分析自然疫源性疾病疫源地空间结构中的地理流行病学意义及其实际应用价值。

A new multilevel relation hierarchical model with element level labeling is proposed in this paper, which is capable of processing multilevel spatial data.

本文提出了为每一元素赋予安全级时的多级关系-层次数据模型，该模型能处理多级空间数据。

This article introduced the basic functions,the establishment of spatial database and attribute database,and the design method of special application model of Xuzhou newspapering information management system.

详细介绍了徐州市报业信息系统的基本功能、空间数据库和属性数据库的建立、专题应用模型的设计方法。

It mainly includes the setting up of the hydrological model for calculating the infiltration field and formulas for relevant parameters, the method for simulating the spatial laminar and turbulent flows of the water rushing point at the nodal ...

主要内容有：建立突水点渗流场的水文地质计算模型和有关参数的计算公式；在平面网络节点上模拟存在空间层流和紊流的突水点的方法；各向异性的模拟方法。

A pallet loading optimum design system was studied with the object of corrugated box outer package for quasi-square product to improve spatial utilization rate of pallet. An optimal mathematical model was provided. With the technique of Vc++6.0 and OpenGL, a pallet loading optimum design system was developed, which accorded with national standards of pallet for through transport and storage conditions.

以外包装为瓦楞纸箱的类直方体产品的托盘包装为对象，以提高托盘包装空间利用率为目的，研究托盘装载优化系统的设计，并给出了优化数学模型，利用Vc++6.0开发工具结合OpenGL技术，开发出符合我国联运托盘标准和运输仓储条件的托盘装载优化系统的应用程序。

Objective To develop an animal model of oxyhemoglobin injection into local subarachnoid space in mice, and to investigate the temporal and spatial change of nerve cell apoptosis induced by OxyHb in vivo.

目的建立一种新的鼠脑局部蛛网膜下腔注射氧合血红蛋白的动物模型，探讨OxyHb在体诱导鼠脑细胞凋亡空间分布及时间依赖性规律的研究。

By VRML, the users of The World Information Network can view spatial model, without being confined to planar graph, image.

通过VRML，全球信息网的使用者可以观赏到立体空间的模型，而不限于二维空间的图形、影像。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。