head well: 85 phrases in 21 subjects |
Agriculture | 2 |
Animal husbandry | 2 |
Architecture | 2 |
Caspian | 4 |
Construction | 1 |
Drilling | 1 |
General | 5 |
Hydraulic engineering | 1 |
Karachaganak | 5 |
Makarov | 4 |
Military | 1 |
Mining | 6 |
Oil / petroleum | 10 |
Oil and gas | 21 |
Oilfields | 2 |
Sakhalin | 9 |
Sewage and wastewater treatment | 1 |
Technology | 4 |
Tengiz | 2 |
Water resources | 1 |
Well control | 1 |