土样 : 271 phrases in 17 subjects |
Advertising | 1 |
Agriculture | 14 |
Architecture | 1 |
Bridge construction | 8 |
Desert science | 6 |
Earth sciences | 4 |
Ecology | 3 |
Electronics | 4 |
Engineering geology | 27 |
General | 5 |
Hydroelectric power stations | 10 |
Metallurgy | 2 |
Oil / petroleum | 3 |
Soil science | 4 |
Space | 1 |
Technology | 173 |
United Nations | 5 |