坡度 : 1221 phrases in 43 subjects |
Agriculture | 20 |
Architecture | 31 |
Automobiles | 28 |
Aviation | 37 |
Bridge construction | 74 |
Chemistry | 1 |
Communications | 2 |
Construction | 19 |
Desert science | 7 |
Drilling | 1 |
Earth sciences | 10 |
Ecology | 4 |
Economy | 2 |
Electronics | 14 |
Engineering geology | 55 |
Explosives and Explosive Ordnance Disposal | 26 |
Footwear | 1 |
General | 31 |
Geology | 5 |
Golf | 1 |
Hydraulics | 3 |
Hydroelectric power stations | 52 |
Hydrology | 1 |
Life sciences | 1 |
Materials science | 1 |
Metallurgy | 24 |
Nautical | 2 |
Oil / petroleum | 19 |
Physical sciences | 1 |
Plastics | 2 |
Rail transport | 19 |
Refrigeration | 1 |
Road works | 1 |
Securities | 2 |
Skydiving | 2 |
Soil science | 2 |
Space | 7 |
Technology | 694 |
Transport | 1 |
United Nations | 4 |
Water resources | 4 |
Welding | 2 |
Wind Energy | 7 |