美国一直都拥有全球最发达的由雷达和望远镜网络组成的太空监测系统，但其侦察零散不全。
America already has the world's most developed space monitoring system with a network of radars and telescopes. But its surveillance is patchy.
Thomas说，他确信从立法角度讲，RQ-4“全球鹰”无人机能够具备目前U-2侦察机提供的能力 。
Thomas said he is confident that the RQ-4, as the Global Hawk is designated, will be able to match the capabilities currently provided by the U-2 as required by legislation.
SAIC表示，空军的分布式通用地面系统是服务一流的全球性网络情报，监视和侦察武器系统。
The Air Force Distributed Common Ground system is the service's premier globally networked intelligence, surveillance and reconnaissance weapon system, SAIC said.
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