| |||
| невовлечённые в разработку (oil fields – месторождения andrushin) | |||
| |||
| доказанные неосвоенные (PUD serz) | |||
|
proved undeveloped : 6 phrases in 4 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 3 |
| Sakhalin | 1 |
| Technology | 1 |
| |||
| невовлечённые в разработку (oil fields – месторождения andrushin) | |||
| |||
| доказанные неосвоенные (PUD serz) | |||
|
proved undeveloped : 6 phrases in 4 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 3 |
| Sakhalin | 1 |
| Technology | 1 |