在普适计算与网格计算的支持下，智慧空间可以不断拓展成为按需服务的信息文化基础设施网格，即文化网格。
Between the support of pervasive computing and grid computing, the smart space will be developed to the culture grid that constructs the Information Infrastructure.
地理空间信息网格这一重要的基础设施具有物理特征、基本特征和多方参与性等若干特征。
The geography space information grid has the physics character, the basic character and the participation character in many ways.
描述地球表面的基础地理信息数据是国家空间数据基础设施建设中的重要组成部分。
National Digital Geospatial data Framework is the important component of National spatial data infrastructure, and will serve widely to ITS.
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