| Acronym | Meaning |
| DMA | Depot Maintenance Activity |
| ERA | Entity-relation-attribute |
| VDI | Video |
| NGL | Gas Generator Speed Left |
| CDRL | Contractor Data Requirements List |
| IND | Indicator |
| VIDS | Visual Information Display System |
| QEC | Quick Engine Change (tdc 03) |
| ADPSO | Automatic Data Processing Security Officer |
| PVC | Polyvinyl Chloride |