Displaying 1-4 of 4 result(s).
Pulses Per Minute
in NASA
Pulse Position Modulation
in NASA
Parts Per Million
in NASA
129178129177129176129179
Similar to PPM
A - Aft
A&A - Advertise and Award
A&E - Architectural and Engineering
A&E - Architects and Engineering
A&I - Assembly and Installation
A&L - Approach and Landing
A&P - Attitude and Pointing
View all in NASA