形 铁 : 315 phrases in 28 subjects |
Agriculture | 4 |
Air defense | 1 |
Animal husbandry | 4 |
Architecture | 4 |
Automobiles | 7 |
Aviation | 2 |
Bridge construction | 3 |
Computer numerical control | 2 |
Construction | 1 |
Croquet | 1 |
Electric machinery | 16 |
Electronics | 24 |
Engineering geology | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 22 |
Hydroelectric power stations | 3 |
Metallurgy | 47 |
Mountaineering | 2 |
Oil / petroleum | 4 |
Polo | 2 |
Polygraphy | 1 |
Rowing | 1 |
Soil science | 1 |
Space | 1 |
Technology | 149 |
Telecommunications | 7 |
United Nations | 3 |
Wind Energy | 1 |