 |
| |||
| reinforced-concrete sleepers | |||
| шпалы железобетонные: 15 phrases in 5 subjects |
| Construction | 5 |
| Military | 1 |
| Rail transport | 1 |
| Silicate industry | 1 |
| Technology | 7 |
|
| |||
| reinforced-concrete sleepers | |||
| шпалы железобетонные: 15 phrases in 5 subjects |
| Construction | 5 |
| Military | 1 |
| Rail transport | 1 |
| Silicate industry | 1 |
| Technology | 7 |