均方 差: 235 phrases in 32 subjects |
Agriculture | 11 |
Air defense | 3 |
Animal husbandry | 2 |
Artificial intelligence | 6 |
Automobiles | 1 |
Aviation | 7 |
Bridge construction | 2 |
Business | 27 |
Chemistry | 1 |
Desert science | 3 |
Earth sciences | 26 |
Economy | 4 |
Electronics | 26 |
Engineering geology | 1 |
General | 2 |
Geophysics | 2 |
Hydroelectric power stations | 4 |
Information technology | 1 |
Mathematics | 11 |
Mechanics | 2 |
Metallurgy | 3 |
Mining | 3 |
Multimedia | 1 |
Oil / petroleum | 16 |
Polymers | 1 |
Securities | 3 |
Space | 13 |
Statistics | 8 |
Technology | 39 |
Telecommunications | 3 |
Textile industry | 1 |
Wind Energy | 2 |