洛克希德马丁公司的工程师们第二个天基红外系统（SBIRS- 2）地球同步轨道卫星（全球环境展望2）的工作。
Lockheed Martin engineers work on the second Space Based Infrared System (SBIRS) geosynchronous orbit (GEO-2) spacecraft at Lockheed Martin's facilities in Sunnyvale, Calif.
洛克希德马丁公司的工程师们第二个天基红外系统（SBIRS- 2）地球同步轨道卫星（全球环境展望2）的工作。
Lockheed Martin engineers work on the second Space Based Infrared System (SBIRS) geosynchronous orbit (GEO-2) spacecraft at Lockheed Martin's facilities in Sunnyvale, Calif.
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