北斗卫星导航系统是联合国卫星导航委员会认定的供应商之一。（ ）

相关题目

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