 |
| dissolved gases: 72 phrases in 17 subjects |
| Drilling | 1 |
| Ecology | 3 |
| Electronics | 1 |
| Energy industry | 3 |
| Facilities | 1 |
| Geology | 3 |
| Makarov | 8 |
| Oil / petroleum | 13 |
| Oil and gas | 17 |
| Oil and gas technology | 6 |
| Oilfields | 4 |
| Production | 1 |
| Sakhalin | 1 |
| Sakhalin R | 1 |
| Technology | 7 |
| Transformers | 1 |
| Wiring | 1 |