| Acronym | Meaning |
 | EVMU | Extra Vehicular Mobility Unit |
| PFM | Pulse Frequency Modulation |
| CIS | Contractor's Information Submittal |
| BDD | Baseline Definition Document |
| MCCC | Mission Control And Computing Center |
| MAL | Material Allowance List |
| SB | Speed Brake |
| PFCS | Primary Flight Control System |
| EPL | Electrical Power Level |
| VIB | Vibrate |
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