| Acronym | Meaning |
 | VTF | Vertical Test Flight |
| GPS | Global Positioning Satellite |
| MSL | Mechanical System(s) Laboratory |
| ESCU | Extended Service And Cooling Umbilical |
| CAM | Content Addressable Memory |
| MSFC | George C. Marshall SPace Flight Center |
| RE | Responsible Engineer |
| PACC | Problem Action Control Center |
| PCM | Power Control Mission |
| CTL | Central Or Control |
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