突变: 249 phrases in 27 subjects |
Agriculture | 1 |
Astronomy | 1 |
Aviation | 2 |
Biology | 12 |
Biotechnology | 5 |
Education | 1 |
Electronics | 10 |
Environment | 4 |
General | 80 |
Genetics | 4 |
Geology | 6 |
Geophysics | 1 |
Household appliances | 1 |
Mathematics | 4 |
Mechanics | 2 |
Medical | 51 |
Metallurgy | 1 |
Microelectronics | 3 |
Military | 1 |
Mining | 1 |
Nautical | 1 |
Oceanography & oceanology | 2 |
Oil and gas | 1 |
Oil processing plants | 2 |
Oilfields | 1 |
Technology | 50 |
Virology | 1 |