pipe stand: 68 phrases in 23 subjects |
Aviation | 1 |
Cartography | 1 |
Caspian | 1 |
Construction | 3 |
Drilling | 11 |
Ecology | 1 |
Firefighting and fire-control systems | 2 |
General | 1 |
Makarov | 1 |
Measuring instruments | 1 |
Mechanic engineering | 5 |
Military | 4 |
Mining | 6 |
Occupational health & safety | 1 |
Oil / petroleum | 12 |
Oil and gas | 2 |
Oil and gas technology | 2 |
Rail transport | 2 |
Sakhalin | 1 |
Technology | 6 |
Tengiz | 2 |
Thermal engineering | 1 |
Water supply | 1 |