| Acronym | Meaning |
 | RFB | Request For Bid |
| FFM | Free-Flying (Experiment) Module |
| VEI | Vehicle End Item |
| HWWS | Hyperfiltration Wash Water Recovery System |
| FSE | Flight Simulation Engineer |
| NSR | Normal Slow Rate (Maneuver) |
| CIS | Change Impact Summary |
| NET | NNET Network (N/W Preferred) |
| VR | Video Recorder |
| E | East |
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