雨区: 66 phrases in 16 subjects |
Agriculture | 5 |
Bridge construction | 1 |
China | 1 |
Desert science | 9 |
Earth sciences | 1 |
Ecology | 4 |
Electronics | 3 |
Engineering geology | 2 |
Environment | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 3 |
Hydroelectric power stations | 2 |
Oil / petroleum | 1 |
Shipbuilding | 2 |
Technology | 28 |
Water resources | 2 |