水位计: 256 phrases in 22 subjects |
Agriculture | 2 |
Aviation | 2 |
Bridge construction | 10 |
Chemistry | 2 |
Compressors | 1 |
Construction | 1 |
Desert science | 2 |
Earth sciences | 6 |
Ecology | 2 |
Electronics | 12 |
Engineering geology | 13 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 4 |
Hydroelectric power stations | 12 |
Hydrology | 1 |
Metallurgy | 2 |
Nautical | 1 |
Oil / petroleum | 3 |
Project management | 1 |
Rail transport | 1 |
Shipbuilding | 2 |
Technology | 175 |