执行所有必需的地面和飞行测试。
在纳入弹道导弹防御系统之前，诺斯罗普·格鲁曼公司也将进行一系列飞行和地面测试以验证性能。
Northrop Grumman will also participate in flight and ground tests to validate the performance prior to transitioning the capabilities into the operational BMDS.
该项测试是训练两个NPOESS提供的NPP地面部分和NPP飞行太空船的第一个机会。
The test was the first opportunity to exercise the two NPOESS-provided NPP ground segments with the NPP flight spacecraft.
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