 |
| |||
| статистический метод подсчёта запасов (MichaelBurov) | |||
|
statistic method of reserves estimation : 2 phrases in 1 subject |
| Oil and gas | 2 |
|
| |||
| статистический метод подсчёта запасов (MichaelBurov) | |||
|
statistic method of reserves estimation : 2 phrases in 1 subject |
| Oil and gas | 2 |