 |
| |||
| trenchless laying | |||
| воздушная прокладка: 6 phrases in 4 subjects |
| Cables and cable production | 3 |
| Firefighting and fire-control systems | 1 |
| Production | 1 |
| Technology | 1 |
|
| |||
| trenchless laying | |||
| воздушная прокладка: 6 phrases in 4 subjects |
| Cables and cable production | 3 |
| Firefighting and fire-control systems | 1 |
| Production | 1 |
| Technology | 1 |