| Acronym | Meaning |
 | HE | Heat Exchange (Exchanger) |
| LORA | Level Of Repair Analysis |
| COAX | Coaxial |
| LCD | LaunchCountdown |
| ATLAS | Atmospheric Laboratory For Applications And Science |
| COAS | Crew(man) Optical Alignment Sight |
| MPL | Minimum Power Level (65%) |
| OPS | Orbiter Project Schedules |
| OMET | Orbiter Mission Elapsed Time |
| IT | Identification Transponder |
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