| Acronym | Meaning |
| APPL/A | Ada Process Programming Language Based On Aspen |
| MMF | Mobile Maintenance Facilities |
| PERT | Program Eval And Review Technique |
| PRC | Portable Recompression Chamber |
| DSC | Digital Scan Converter |
| RADALT | Radar Altitude |
| UM | Unit Of Measure |
| OBOGS | Onboard Oxygen Generating System |
| ODADS | Omnidirectional Air Data Sensor |
| OAT | Outside Air Temperature |