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。
For this reason, the scientific and reasonable water resources protection planning should be formulated to realize the high efficient utilization and effective protection of water resources.
为此，必须制定科学、合理的水资源保护规划，以实现水资源的高效利用和有效保护。
This paper analysed the characteristic and main problems of water resources in Changjiang River Valley, and put forward the fundamental ways of water resources utilization and protection.
本文分析了长江水资源的特点，指出了长江流域水资源利用中存在的主要问题，提出了合理利用和保护长江流域水资源的根本途径。
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