| Acronym | Meaning |
 | JTG | Joint Training Group |
| TMG | Thermal Meteoroid Garment |
| TG | Ground Systems (KSC Directorate) |
| HX | Heat Exchanger |
| PTC | Portable Temperature Controller |
| GBI | Grand Bahama Island |
| SMG | SPaceflight Meteorology Group |
| SHS | Simulation Hardware System |
| MDT | Measurement Descriptor Table |
| NOC | Notation Of Content |
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