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| railway telecommunication network system, facility, construction maintenance system (сети [системы, средства, сооружения] железнодорожной электросвязи ROGER YOUNG) | |||
| система технической эксплуатации: 19 phrases in 6 subjects |
| Caspian | 1 |
| Military | 10 |
| Oil / petroleum | 2 |
| Technology | 2 |
| Telecommunications | 2 |
| Water resources | 2 |