speed signaling | |
tech. | скоростная сигнализация |
system | |
law | строй; система законов; правовая система |
| |||
скоростная сигнализация |
speed signaling: 15 phrases in 6 subjects |
Communications | 1 |
Mass media | 1 |
Metro and rapid transit | 1 |
Rail transport | 1 |
Technology | 4 |
Telecommunications | 7 |