 |
|
Defense Systems : 941 phrases in 28 subjects |
| Air defense | 186 |
| Anti-air artillery | 2 |
| Artillery | 1 |
| Astronautics | 30 |
| Aviation | 5 |
| Biochemistry | 1 |
| Electronics | 3 |
| General | 25 |
| High frequency electronics | 1 |
| Immunology | 1 |
| Integrated circuits | 1 |
| Military | 573 |
| Military aviation | 1 |
| Missiles | 1 |
| Nautical | 2 |
| Navy | 1 |
| Physiology | 1 |
| Politics | 3 |
| Power system protection | 1 |
| Radioengineering | 10 |
| Security systems | 1 |
| Software | 1 |
| Space | 6 |
| Stock Exchange | 1 |
| Technology | 67 |
| United Nations | 2 |
| United States | 1 |
| Weapons of mass destruction | 13 |