To evaluate underground water quality and analyze water quality change trend offered dependable basis for underground water utilization and protection water resources in the area.

评价了地下水水质功能，并分析了水质变化趋势，为该地区开发利用地下水，保护水资源提供了可靠依据。

youdao

Based on the compositing characteristics of underground water resources and cities of Haihe River Basin, cities can be divided into three types-piedmont plain, median plain and coastal plain.

依据地下水资源与城市的组合特征，将海河流域平原区的城市划分为山前平原、中部平原和滨海平原三种类型。

youdao

The reserves of underground water resources are certain and limited at some area.

地下水资源储量对某一地区是一定的，亦是有限的。

youdao

In arid regions, in places feeling a need for the lack of water, underground water resources are often the only source of fresh water.

UNESCO: OFFICE IN TASHKENT

Also there are handled matters of strengthening of partners interrelation between scientific-research and educational institutions and NGOs in the area of preservation of valuable underground water resources.

UNESCO: OFFICE IN TASHKENT

Underground water is the integral part of water resources in Uzbekistan and is used for human needs, industry and irrigation.

UNESCO: OFFICE IN TASHKENT