 |
|
projection screen : 46 phrases in 16 subjects |
| Air defense | 1 |
| Automated equipment | 1 |
| Cinematography | 2 |
| Electronics | 7 |
| General | 2 |
| Household appliances | 1 |
| Librarianship | 2 |
| Makarov | 2 |
| Mass media | 8 |
| Polygraphy | 1 |
| Radioengineering | 1 |
| Space | 1 |
| Technology | 13 |
| Telecommunications | 2 |
| Television | 1 |
| Theatre | 1 |