 |
| |||
| pipeline specifications | |||
| требования трубопроводной транспортировки: 6 phrases in 2 subjects |
| Oil / petroleum | 3 |
| Oil and gas technology | 3 |
|
| |||
| pipeline specifications | |||
| требования трубопроводной транспортировки: 6 phrases in 2 subjects |
| Oil / petroleum | 3 |
| Oil and gas technology | 3 |