delta-delta connection: 75 phrases in 14 subjects |
Automated equipment | 2 |
Aviation | 1 |
Chemistry | 1 |
Electrical engineering | 29 |
Electronics | 20 |
Energy system | 2 |
General | 1 |
Information technology | 1 |
Makarov | 2 |
Mass media | 1 |
Mathematics | 1 |
Physics | 2 |
Rail transport | 1 |
Technology | 11 |