 |
| |||
| delta network | |||
| delta circuit | |||
| схема треугольника: 66 phrases in 12 subjects |
| Automated equipment | 1 |
| Electrical engineering | 15 |
| Electronics | 7 |
| General | 1 |
| Information technology | 1 |
| Makarov | 2 |
| Mass media | 2 |
| Military | 2 |
| Rail transport | 2 |
| Sakhalin | 1 |
| Technology | 31 |
| Tengiz | 1 |