| |||
| подземная установка | |||
|
subsurface installation : 3 phrases in 2 subjects |
| Hydraulic engineering | 1 |
| Natural resourses and wildlife conservation | 2 |
| |||
| подземная установка | |||
|
subsurface installation : 3 phrases in 2 subjects |
| Hydraulic engineering | 1 |
| Natural resourses and wildlife conservation | 2 |