 |
| |||
| сетка отверстий | |||
|
hole array : 4 phrases in 4 subjects |
| Energy industry | 1 |
| Geophysics | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 1 |
|
| |||
| сетка отверстий | |||
|
hole array : 4 phrases in 4 subjects |
| Energy industry | 1 |
| Geophysics | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 1 |