 |
| |||
| signalling traffic flow control | |||
| управление передачей сигналов: 32 phrases in 11 subjects |
| Aviation | 1 |
| Communications | 2 |
| Computer networks | 4 |
| Computers | 1 |
| Forestry | 1 |
| Mass media | 5 |
| Military | 1 |
| Oil and gas technology | 1 |
| Rail transport | 2 |
| Technology | 8 |
| Telecommunications | 6 |