 |
|
protective screen : 25 phrases in 12 subjects |
| Air defense | 3 |
| Automated equipment | 1 |
| Construction | 3 |
| Electrical engineering | 1 |
| Elevators | 1 |
| Isolation | 2 |
| Makarov | 1 |
| Medical appliances | 3 |
| Military | 3 |
| Radioengineering | 1 |
| Space | 1 |
| Technology | 5 |
|
|
protective screen : 25 phrases in 12 subjects |
| Air defense | 3 |
| Automated equipment | 1 |
| Construction | 3 |
| Electrical engineering | 1 |
| Elevators | 1 |
| Isolation | 2 |
| Makarov | 1 |
| Medical appliances | 3 |
| Military | 3 |
| Radioengineering | 1 |
| Space | 1 |
| Technology | 5 |