| Acronym | Meaning |
 | STS | Space Transportation System |
| SPA | Steering Position Amplifier |
| PLV | Postlanding Vent |
| ERP | Eye Reference Point |
| FDM | Frequency Data Multiplexer |
| PMIA | Parallel Multiplexer Interface Adapter |
| QLS | Quick Look Station |
| OVI | Operational Validation Inspection |
| OMA | Operations Maintenance Area |
| EAFB | Edwards Air Force Base |
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