Following, by the analysis of our national road character and organized mode, this paper brings forward data updating modes for different type data ( such as spacial data, attribute data, multimedia data).

The construction of database. It is composed of the logical and physical design, the link between spacial data and attributes data, the platform, the maintenance and update, the control on quality.

空间数据库设计，主要包括空间数据库的逻辑设计和物理设计、空间数据与属性数据的联接、数据库平台、数据库的维护和更新、质量控制和评价等。

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With the help of Geographical Information System technology, the market date approach system includes computer setup, data structure, input/ output system, spacial data management, user interface, and so on.

市场比较法评估信息系统以GIS技术作为手段，其技术系统包括软硬件配置、数据结构、输入输出系统、空间数据管理和用户界面等，初步设计并实现市场比较法评估GIS。

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All this convenience in analyzing spacial data, which characterize the variogram and Kriging method of geostatistics, are the weakness of average value method and general statistics.

发挥了地质统计学中的变异函数、Kriging插值法分析、处理空间数据的优势，克服了平均值处理、常规统计方法所不能解决的困难。

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Reconstructing the three-dimensional model of the world need a great amount of spacial data of objects, where fast and largely accessing high-precision point data is the basis of three-dimensional reconstruction.

现实世界的三维重建工作需要依靠大量空间数据的支持，快速大量获取高精度点位数据是三维重建的基础。

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Remote sensing image data mining isn't only the applications of image mining in the field of remote sensing, but also a important embranchment of the spacial data mining.

遥感图像数据挖掘（remote sensing image mining，（ReSIM））技术不仅是图像挖掘技术在遥感领域的应用，也是空间数据挖掘技术的一个重要拓展分支。

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The system is able to successfully realize placing spacial data into Oracle Database, and perfectly resolve the integrative storage and management of spacial data and property data.

该系统成功地将空间数据存放于Oracle数据库中，完美地解决了空间数据与属性数据的一体化存储与管理的问题。

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Firstly, investigates the available data models. Then introduces the Metadata which could organize the spacial data that is distributed geographic and uniform logical.

首先，对空间数据的特点和当前可用的数据模型进行研究，在此基础上引入元数据来管理地理上分布、逻辑上统一的空间数据，进而提出一个完整的基于元数据体系的分布式空间数据模型；

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This paper discussed the topologic relationship of spacial data and gave an exact description of map graphic elements.

本文讨论了空间数据的拓扑关系，对地图的基本图形元素作了更准确的表述；

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Main works in this paper include: ( 1) Studies on pipelines network underground' spacial data model and data structure;

地下管网空间数据模型与数据结构的研究；

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The key algorithm for power supply design in geographical network environment is studied in view of the characteristics of spacial data structure.

根据空间数据结构特点，研究地理网络环境下供电系统设计的关键算法；

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The Topologic Relationship of the Spacial Data and its auto-establishment

空间数据的拓扑关系及其自动生成

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A Decision Support Framework of Spacial Data

数据空间化的决策支持框架

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The Research of 3D Surface Representation of Spacial Data

三维物体表面空间数据表示法探析

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Discuss on multi-source spacial data mining of digital city

数字城市建设中的多元空间数据挖掘

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To realize the hit testing of Configuration System with the uncertain model of spacial data

参考空间数据的不确定模型实现图形系统的击中测试

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The skies above Earth are now littered with the debris of dead satellites, bits of old rockets and the odd tool dropped by a spacewalking astronaut.

地球上空现在遍布着垃圾&报废卫星的碎片和残骸，火箭上用废的零部件，宇航员进行太空行走时偶尔掉落的工具。

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Spacewalking astronauts inspected the joint several times before and even collected samples of the steel grit for analysis back on Earth.

太空行走的宇航员以前对接头曾进行过几次检查，甚至收集了钢屑样品回地球分析。

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Analyze the correlation in spacetime correlation channel model for MIMO

MIMO中微小区空时相关信道模型的相关性分析

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Conceptions of Relativistic Reference System and Transformations of Spacetime Coordinates

相对论参考系的基本概念及常用时空坐标间的变换

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Gravity, which general relativity attributes to the curvature of the spacetime continuum, stubbornly resists being incorporated into a quantum framework.

广义相对论将重力归因于时空连续体的曲率，而这与量子理论的框架格格不入。

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