正在建设的北斗二号卫星导航系统空间段将由5颗静止轨道卫星和（ ）颗非静止轨道卫星组成。

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• Single GLS can serves all runway ends and in one airports.（
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• The GLS System eliminates need for “critical areas ” required fo
• Single GLS can serves all （ ）and in some cases multiple airp