 |
| |||
| предварительно напряжённая балка | |||
| prestressed beam: 12 phrases in 6 subjects |
| Bridge construction | 1 |
| Building structures | 1 |
| Construction | 3 |
| Oilfields | 1 |
| Rail transport | 1 |
| Technology | 5 |
|
| |||
| предварительно напряжённая балка | |||
| prestressed beam: 12 phrases in 6 subjects |
| Bridge construction | 1 |
| Building structures | 1 |
| Construction | 3 |
| Oilfields | 1 |
| Rail transport | 1 |
| Technology | 5 |