O/B in NASA could mean:
Displaying 1-2 of 2 result(s).
O/B
Onboard
in NASA
O/B
Operational Base
in NASA




Similar to O/B

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