| |||
amount of groundwater mining | |||
groundwater withdrawal |
地下水开 采 量 : 15 phrases in 9 subjects |
Animal husbandry | 1 |
Desert science | 1 |
Earth sciences | 1 |
Ecology | 1 |
Engineering geology | 1 |
Hydroelectric power stations | 2 |
Hydrology | 1 |
Technology | 4 |
Water resources | 3 |