诺斯罗普·格鲁曼公司是空军B-2隐形轰炸机的主承包商，也是国家生产远程战略飞机军工企业的旗舰。
Northrop Grumman is the Air Force's prime contractor for the B-2, the flagship of the nation's arsenal of long-range strike aircraft.
艺术家的概念飞机可能进入2025年由诺斯罗普·格鲁门公司领导的团队服务。
Artist's concept of an aircraft that could enter service in 2025 from the team led by Northrop Grumman.
艺术家的概念飞机可能进入2025年由诺斯罗普·格鲁门公司领导的团队服务。
Artist's concept of an aircraft that could enter service in 2025 from the team led by Northrop Grumman.
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