| Acronym | Meaning |
| GSSC | Ground Support Simulation Computer |
| MTEF | Fluid Maintenance Test Equipment |
| CTTB | Checkout Techniques Test Bed |
| RSS | Range Safety System |
| RDA | Remote Data Access |
| COBOL | Common Business Oriented Language |
| MV | Manufacturing Verification |
| PET | Phase Elapsed Time |
| IPS | IRIG-BInterrange Instrumentation Group B |
| PPB | Program Performance Baseline |