AFDPDB means Aft Flight Deck Power Distribution Box in NASA

Similar to AFDPDB

2GRLV - 2nd Generation Return to Launch Vehicle
2IC - Second In Command
2M - Micro Miniature
2MASS - Two Micron All-Sky Survey
2STO - Two Stage To Orbit
3-DOF - Three Degree Of Freedom
3AAL - Three Axis Acoustic Levitator

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