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Advanced Launch System
in NASA
Approach and Landing System
in NASA
Alternate Landing Site
in NASA
Automatic Landing System
in NASA
Alternate Life Source
in NASA
Advance Logistics System
in NASA
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Similar to ALS
A/E - Architectural and Engineering
A/E - Activity Elements
A/F - Air-to-Fuel Ratio
A/FM - Air/Firing Mechanism
A/G - Air to Ground
A/L - AutoLand
A/L - AirLock
View all in NASA