| Acronym | Meaning |
 | LLR | Lunar Laser Ranging |
| EAA | Export Administration Act |
| APA | Allied Pilot's Association |
| GPIB | General Purpose Interface Board |
| UUI | Uniform User Interface |
| OAR | Oceanic And Atmospheric Research |
| DSET | Desert Sunshine Exposure Testing |
| SESQUINET | N/A |
| EASDS | Earth Science And Applications Data System |
| HEOS | Highly Eccentric Orbit Satellite |
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