| Acronym | Meaning |
| RIGI | Receiving Inspection General Instruction |
| FB | Final Braking |
| SS | Shuttle System |
| SMQ | Structure Module Qualification Test |
| S/C | Sensor/Controller |
| BTMS | Body Temperature Measuring System |
| CIS | Communication Interface System |
| SD | Smoke Detector |
| IDG | Integrated Drive Generator |
| DCS | Display And Control System |