| Acronym | Meaning |
 | DPP | Door |
| PAD | Preliminary Advisory Data (Crew Data Uplink) |
| CRT | Cathode-Ray Tube |
| DODD | Department Of Defense Directive |
| SCS | Stabilization And Control SYstem (Subsystem) |
| TDD | Task Description Document |
| NGM | NNGM Nitrogen Generation Module |
| HSF | Hypergot Servicing Facility |
| GSO | Ground Systems Operations |
| TX | Transmit Channel |
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