| |||
| chemical dosing | |||
|
дозирование химреагентов : 10 phrases in 6 subjects |
| Caspian | 1 |
| Energy industry | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Production | 4 |
| Sakhalin | 2 |
| |||
| chemical dosing | |||
|
дозирование химреагентов : 10 phrases in 6 subjects |
| Caspian | 1 |
| Energy industry | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Production | 4 |
| Sakhalin | 2 |