 |
| система наблюдения: 31 phrases in 15 subjects |
| Automated equipment | 1 |
| Chemistry | 1 |
| Electronics | 1 |
| General | 1 |
| Medical | 1 |
| Medical appliances | 4 |
| Microsoft | 1 |
| Military | 4 |
| Missiles | 3 |
| Natural resourses and wildlife conservation | 8 |
| Navy | 1 |
| Optics branch of physics | 1 |
| Pharmacology | 1 |
| Radio | 1 |
| Technology | 2 |