| Acronym | Meaning |
| CL | Center Line |
| GPO | Government Printing Office |
| OJT | On The Job Training |
| PME | Precision Measurement Equipment |
| MYP | Multi-year Procurement |
| GFI | Government Furnished Information |
| HOR | Horizontal |
| CESM | Cryptologic Electronic Warfare Support Measures |
| TF | Terrain Following |
| NRR | Navy Research Requirements |