Functions of every block, structure of software and adopted data structure of the pattern preparing system were described in detail.

详细介绍了花型准备系统各个模块的功能、软件架构及采用的数据结构。

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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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