In this paper spatial data organization structure chart of seamless GIS is advanced, the point, line, area, complex feature, DTM data and attribute merge table of block are discussed in detail.

本文给出了无缝gis空间数据组织结构图，并详细列出了图块的点、线、面、复杂要素、DTM数据以及属性拼接表的数据结构。

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A train operation simulation system (MAS sim) is developed for the purpose of studying various issues concerning traffic organization under Moving Automatic Block condition.

针对移动自动闭塞系统的特点，研究开发了列车运行仿真系统(MAS - SIM)，用于移动自动闭塞条件下的行车组织若干问题的研究。

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Data appearing at the beginning of a block that describes the organization of the file and relationship between blocks.

出现在块开始部分的数据，用于描述文件的组成及块间的关系。

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It has expressed its anger with Russia not by invoking sanctions like the cutting back of the G8 to the old G7 without Moscow or by seeking to block Russian entry into the World Trade Organization, but by promising to help reconstruct a ravaged Georgia.

CNN: Analysis: Can Europe stand firm against Russia?