 |
| |||
| приёмная сторона трубопровода | |||
|
pipeline head : 3 phrases in 3 subjects |
| Hydraulic engineering | 1 |
| Military | 1 |
| Oilfields | 1 |
|
| |||
| приёмная сторона трубопровода | |||
|
pipeline head : 3 phrases in 3 subjects |
| Hydraulic engineering | 1 |
| Military | 1 |
| Oilfields | 1 |