| Acronym | Meaning |
 | PLGSS | Payload Ground Support Systems |
| FCU | Fluid Checkout Unit |
| ODES | Optical Discrimination Evaluation Study |
| EMR | Engine Mixture Ratio |
| SLC | ERNO SPacelab Project Control |
| RTCS | Real-Time Computer System |
| T/C | Telecommunications |
| RTR | Rotor |
| PLS | Propellant Loading System |
| FCIP | Flight Cargo Implementation Plan |
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