| Acronym | Meaning |
 | SAB | Shuttle Avionics Breadboard |
| FDI | Failure Detector Indicator |
| SGMT | Simulated Greenwich Mean Time |
| DRL | Document Requirements List |
| ICMT | Intercontract Material Transfer |
| BARO | Barometer |
| T/C | Telecommunications |
| SEM | System Engineering Management |
| LSSM | Launch Site Support Manager |
| MMU | Mass Memory Unit |
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