well screen: 22 phrases in 13 subjects |
Cinematography | 2 |
Construction | 4 |
General | 4 |
Geology | 1 |
Hydraulic engineering | 2 |
Makarov | 1 |
Melioration | 1 |
Natural resourses and wildlife conservation | 1 |
Oil / petroleum | 1 |
Oil and gas | 1 |
Oilfields | 1 |
Technology | 1 |
Thermal engineering | 2 |