блок переключателей: 30 phrases in 13 subjects |
Astronautics | 3 |
Automated equipment | 3 |
Automobiles | 5 |
Aviation | 1 |
Caspian | 1 |
Computer networks | 1 |
Electronics | 3 |
Mass media | 1 |
Mechanics | 1 |
Medical appliances | 1 |
Technology | 7 |
Telecommunications | 2 |
Transport | 1 |