 |
| |||
| tunnel size | |||
| сечение туннеля: 22 phrases in 7 subjects |
| Bridge construction | 1 |
| Electronics | 3 |
| Hydraulic engineering | 1 |
| Makarov | 3 |
| Mining | 4 |
| Silicate industry | 1 |
| Technology | 9 |
|
| |||
| tunnel size | |||
| сечение туннеля: 22 phrases in 7 subjects |
| Bridge construction | 1 |
| Electronics | 3 |
| Hydraulic engineering | 1 |
| Makarov | 3 |
| Mining | 4 |
| Silicate industry | 1 |
| Technology | 9 |