| Acronym | Meaning |
 | EDA | Elevation Drive Assembly |
| SR&Q | Safety |
| OFS | Orbital (Orbiter) Flight System |
| RPA | Record And Playback Assembly |
| SV | Shuttle Vehicle |
| V/V | Vent Valve |
| SLI | ERNO Spacelab Integration And Test |
| LO | Lock-On |
| SAAS | Shuttle Aerosurface Actuator Simulation |
| MCP | Mission Control Programmer |
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