| Acronym | Meaning |
| OAL | Overall Level |
| ECA | Electronics Control Assembly |
| LOU | Input/Output Unit |
| TGS | Telemetry Ground Station |
| IPS | Isc Initial Software Configuration Map |
| WCLS | Water Coolant Loop System |
| COS | Carry-on Oxygen System |
| DADE | Data Acquisition And Decommutation EquiPment |
| MIC | Management Information Center |
| PRC | People'sRepublic Of China Satellite |