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选择 性 : 360 phrases in 39 subjects |
| Agriculture | 1 |
| Antennas and waveguides | 1 |
| Automated equipment | 3 |
| Biology | 3 |
| Business | 10 |
| Chemistry | 4 |
| Commerce | 1 |
| Computers | 1 |
| Corporate governance | 1 |
| Drilling | 1 |
| Economics | 4 |
| Education | 14 |
| Electrical engineering | 1 |
| Electronics | 39 |
| Energy industry | 2 |
| Environment | 5 |
| Fishery fishing industry | 3 |
| General | 76 |
| Geochemistry | 2 |
| Geology | 2 |
| Gold mining | 1 |
| International Monetary Fund | 1 |
| Law | 2 |
| Mathematics | 4 |
| Measuring instruments | 1 |
| Medical | 33 |
| Military | 9 |
| Mining | 1 |
| Nautical | 1 |
| Oil / petroleum | 7 |
| Oil and gas | 9 |
| Oil processing plants | 19 |
| Oilfields | 7 |
| Pharmacy and pharmacology | 1 |
| Psychology | 2 |
| Radio | 4 |
| Seismology | 1 |
| Technology | 82 |
| Weapons of mass destruction | 1 |
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