 |
| |||
| train protection (railwayman) | |||
| |||
| train safety control | |||
| railroad traffic safeguarding | |||
| обеспечение безопасности движения поезда: 2 do fraz, 1 tematyki |
| Kolejnictwo | 2 |
|
| |||
| train protection (railwayman) | |||
| |||
| train safety control | |||
| railroad traffic safeguarding | |||
| обеспечение безопасности движения поезда: 2 do fraz, 1 tematyki |
| Kolejnictwo | 2 |