 |
| |||
| process flow chart (Alexander Demidov) | |||
| технологический процесс работы: 4 phrases in 2 subjects |
| Oil and gas | 2 |
| Oil processing plants | 2 |
|
| |||
| process flow chart (Alexander Demidov) | |||
| технологический процесс работы: 4 phrases in 2 subjects |
| Oil and gas | 2 |
| Oil processing plants | 2 |