иерархическая сеть: 25 phrases in 12 subjects |
Communications | 1 |
Computer networks | 4 |
Computers | 2 |
Data processing | 1 |
Information technology | 3 |
Mass media | 3 |
Medical appliances | 1 |
Military | 1 |
Programming | 4 |
Security systems | 1 |
Technology | 1 |
Telecommunications | 3 |