PPM in NASA could mean:
Displaying 1-4 of 4 result(s).
PPM
Pulses Per Minute
in NASA
PPM
Pulse Position Modulation
in NASA
PPM
Parts Per Million
in NASA
PPM
Part per Minute
in NASA




Similar to PPM

AAC - Aft Access Closure
AACB - Aeronautics and Astronautics Coordinating Board
AAD - Attitude Anomaly Detector
AAFE - AeroAssist Flight Experiment
AAFM - Acoustic Atomic Force Microscopy
AAR - After Action Review
AARL - Aeronautical and Astronautical Research Laboratory

View all in NASA