基于MO保存GIS可视化工程文件(不够20个字)。已经说得很清楚了，为什么还要罗嗦呢?站长应该修改程序，免得让人罗嗦？...

Examples of operate the map,such as zoom in,zoom out,pan and fix zoom.

OpenGIS协会 OGC 制定的关于地理实体结构、方法的实现标准，这里给出了COM/OLE的实现规范，包括点、线、面、空间参考系统等一系列的实现标准规范，有COM和CORBA两种技术形式。可供开发组件GIS系统或深入学习GIS实体实现的人员参考-OGC OpenGIS Association on the development of the geographical entity structure, methods of achieving the standards, Here is a COM/OLE achieving the standard, including point, line, surface, Spatial Reference System Implementation of a series of standards and norms, COM and CORBA two forms of technology. Components for the development of GIS or GIS-depth study to achieve the entity reference

对《数字高程模型》，本文件对其进行了详细的说明，相信能对读者起到一定的帮助作用。-Of digital elevation model , this document is its detailed description, I believe that the readers can help play a role.

自定义生成DXF文件组件库，包括画线、点、圆弧、圆/椭圆、文字、多边形、填充等等20多个功能。-Custom component library to generate DXF files, including the painting line, point, arc, circle/ellipse, text, polygon, filling more than 20 features and so on.

实现对精密星历数据的读取,并能内插出任意时间点卫星的位置,且能评定内插的精度.-to achieve precise ephemeris data to the reader, and interpolation from any point in time the satellite location and can assess the accuracy of interpolation.

电子地图查询系统 V0.90源代码，一个很不错的源码，希望对大家有所帮助-Electronic Map Query System V0.90 source, a very good source, we hope to help

图元操作源代码，包括图元闪烁和添加站点。-Operation of featrue in the GIS source code

本文提出地形图纸等高线的矢量化，进而提出生成三维地形模型的工程问题，阐述了扫描、预处理、细化等步骤-terrain contour drawings of vectorization, leading to formation of three-dimensional terrain model works, expounded the scanning, pretreatment steps such as thinning

随机生成点坐标，并且指定在一个多边形范围内部生成。当一个图形里面需要包含多个点信息就可以采用该方法。

地理信息系统,实现地图街道、车站、路口等信息的用户动态定义。-geographic information system that maps the streets, railway stations, road junctions and other information users dynamic definition.