| Acronym | Meaning |
 | UPS | Uninterruptible Power System |
| MTBMA | Mean Time Between Maintenance Action |
| HLD | Hold |
| FTS | Functional Test Specifications |
| PSF | Processing And Staging Facility (SRB) |
| DSB | Double Side Band |
| ASTER | Advanced Spaceborne Thermal Emission And Reflection Radiometer |
| SIT | Shuttle Integrated Test |
| EOW | Energy Over Weight |
| PTCS | Planning |
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