 |
| |||
| closed water treatment system (для заводнения); closed-type water treatment system (для заводнения) | |||
| закрытая система водоподготовки: 3 phrases in 2 subjects |
| Oil / petroleum | 2 |
| Oil and gas technology | 1 |
|
| |||
| closed water treatment system (для заводнения); closed-type water treatment system (для заводнения) | |||
| закрытая система водоподготовки: 3 phrases in 2 subjects |
| Oil / petroleum | 2 |
| Oil and gas technology | 1 |