| Acronym | Meaning |
| ETFSP | Enhanced Technology Flight Segment Prototype |
| AGS | Annulus Gas System |
| FCA | Functional Configuration Audit |
| AMS | Atomic Mass Spectrometry |
| RPS | Routine Product Set |
| EBR-II | Experimental Breeder Reactor II |
| MARI | Middle Atmosphere Research Initiative |
| GRP | Geophysical Research Program |
| HKUST | Hong Kong University Of Science And Technology |
| APS | Axial Power Shape |