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Back Surface Reflection
in NASA
Bite Status Register
in NASA
Basic System Release
in NASA
121639121640121641
Similar to BSR
AA - Astronomical Applications
AA - Adverse Action
AA - Antenna Assembly
AAA - Avionics Air Assembly
AAC - Aft Access Closure
AACB - Aeronautics and Astronautics Coordinating Board
AAD - Attitude Anomaly Detector
View all in NASA