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Subsystem Operation in Spacelab
in NASA
Space Shuttle Orbiter
in NASA
Safety Signification Operation
in NASA
Source Selection Official
in NASA
Support System for OEX
in NASA
System Security Officer
in NASA
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Similar to SSO
A/FM - Air/Firing Mechanism
A/G - Air to Ground
A/L - AutoLand
A/L - AirLock
A/L - Approach and Landing
AA - Astronomical Applications
AA - Adverse Action
View all in NASA