reservoir: 232 phrases in 18 subjects |
Agriculture | 1 |
Aviation | 4 |
Communications | 1 |
Computers | 1 |
Construction | 1 |
Earth sciences | 2 |
Ecology | 12 |
Economy | 3 |
Environment | 3 |
General | 5 |
Geology | 2 |
Mechanic engineering | 1 |
Military | 9 |
Oil and gas | 179 |
Refrigeration | 1 |
Road construction | 1 |
Technology | 5 |
Transport | 1 |