Displaying 1-2 of 2 result(s).
British Thermal Unit
in NASA
Bus Terminal Unit
in NASA
121653121652
Similar to BTU
A/F - Air-to-Fuel Ratio
A/FM - Air/Firing Mechanism
A/G - Air to Ground
A/L - AutoLand
A/L - AirLock
A/L - Approach and Landing
AA - Astronomical Applications
View all in NASA