 |
| |||
| assay of oil (kozelski) | |||
| crude oil assay; oil specimen (MichaelBurov) | |||
| oil salvage; oil sample | |||
| проба нефти: 30 phrases in 13 subjects |
| Caspian | 1 |
| Drilling | 3 |
| General | 1 |
| Geology | 2 |
| Geophysics | 2 |
| Mining | 1 |
| Natural resourses and wildlife conservation | 3 |
| Oil / petroleum | 6 |
| Oil and gas | 4 |
| Oil and gas technology | 2 |
| Oilfields | 2 |
| Production | 2 |
| Sakhalin R | 1 |