 |
| program security: 38 phrases in 8 subjects |
| Abbreviation | 18 |
| Ecology | 1 |
| Information technology | 3 |
| Military | 8 |
| NASA | 1 |
| Security systems | 2 |
| Transport | 2 |
| United States | 3 |
|
| program security: 38 phrases in 8 subjects |
| Abbreviation | 18 |
| Ecology | 1 |
| Information technology | 3 |
| Military | 8 |
| NASA | 1 |
| Security systems | 2 |
| Transport | 2 |
| United States | 3 |