SAGE系统采用来自国家地理空间情报局的国土安全基础设施计划的地理空间数据。
SAGE USES geospatial data from the National geospatial Intelligence Agency's Homeland Security Infrastructure Program.
尽管网络空间依赖于个别国家的数字基础设施，但是这些基础设施是全球互联的，确保它们的安全需要全球合作。
While cyberspace relies on the digital infrastructure of individual countries, such infrastructure is globally connected, and securing it requires global cooperation.
空间数据库是国家基础设施的重要组成部分。
Spatial Database is one of the important part in national spatial infrastructure.
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.
为全球用户提供全天候、全天时、高精度的定位、导航和授时服务的国家重要空间基础设施。
As a space infrastructure of national significance, the BDS provides all-time, all-weather and high-accuracy positioning, navigation and timing services to global users.
空间数据交换标准是国家空间数据基础设施的一个重要组成部分，也是目前实现空间数据共享的一个必要手段。
Geo Spatial data Transfer Standard is an important part of "National Spatial data Infrastructure (NSDI)", as well as a necessary means for data sharing.
空间数据交换标准是国家空间数据基础设施的一个重要组成部分，也是目前实现空间数据共享的一个必要手段。
Geo Spatial data Transfer Standard is an important part of "National Spatial data Infrastructure (NSDI)", as well as a necessary means for data sharing.
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