...qæV/ÍjdÞÎ7÷cvü $Ó 关键词：矢量空间数据；数字水印；协议；可信第三方；移动Agent [gap=16313]Keywords: Vector Spatial Data; Digital Watermarking; Protocol; Trusted Third Party; Mobile Agent ..
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Vector Spatial Data Transition 矢量空间数据转换
spatial vector data 空间矢量数据
vector format spatial data 矢量格式空间数据 ; 矢量名目空间数据
Point, line and area are basic elements in GIS vector spatial data.
在矢量GIS空间数据中，点、线和面目标是它的基本要素。
The experiments showed that the model can work efficiently and practically, and keep the topological insistency of the vector spatial data.
实验表明，该模型不仅可行，而且高效，并保持了空间要素和要素之间的几何拓扑一致性。
With the theoretical research, the paper actualized a method of vector spatial data conversion based on GML. Thus can resolve the interrelated matter of spatial data sharing further.
本文提出了基于GML的矢量空间数据转换方案，探讨了基于这个方案实现空间数据共享的相关问题。
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