The Alion-developed and hosted SOE DST provides the Marine Corps with data on system performance and availability, process efficiency and life-cycle costs for its critical ground equipment.

由Alion开发和主持的SOE DST为海军陆战队提供了重要地面设备的系统性能和实用性数据，程序的效率及生命周期成本。

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A gigantic computerized air defense system, SAGE (Semi-Automatic Ground Environment) was designed to help the air Force track radar data in real time.

一个巨大的计算机化的防空系统，SAGE (Semi - Automatic Ground Environment半自动地面防空警备系统)旨在帮助空军实时跟踪雷达数据。

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The ground system provides command and control of the satellites, and receives and distributes payload data and real-time telemetry required to assess how well the satellites are functioning.

地面系统提供卫星的指挥与控制，接收和分发有效载荷数据和实时遥感数据，以评估卫星运行情况。

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People on the ground can also use a geographical information system that displays farmer contact data, farm size and location, tree inventory and price information, which makes it easier to forecast and optimize cashew collection.

FORBES: Nut Farmers in Ghana Crack into Mobile Technology

Both spacecraft make use of the US space agency's Tracking and Data Relay Satellite System (TDRSS) to speak to the ground and controllers do not want any conflicts.

BBC: Total cargo: 4,860kg

He and his colleagues have made a start on this at Army City, where they are creating a system that will swallow, digest and combine data from satellites, aircraft and ground-based sensors, aligning them in a single, computer-based model of the site.

ECONOMIST: Archaeology: What lies beneath | The