Under the award, SRA International will provide a low-cost ground surveillance (LCGS) solution for small - to medium-size airports in the national Airspace System.
根据合同，SRA国际公司将为国家空域系统的中小规模机场提供一个低成本地面监视(LCGS)解决方案。
If a small potential difference exists between two ground points, some ground currents may flow through a sensitive part of the system.
如果在两个接地点存在一个小的电势差，在系统的敏感部分就会有接地电流通过。
To solve the ground weapon network optimization problem against small object of low altitude, a new evaluation index system was proposed based on the concept of direction probability.
针对反低空小目标大组网系统的布阵问题，提出了一种基于方向概率的评估指标体系。
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