通过银川平原地下水水化学资料分析，证实这种水化学图可用于确定地下水的水化学类型，并进行水文地球化学规律研究。
This paper analyzes systematically the hydrochemical types and the hydrochemical characteristics of surface water and groundwater in the different aquifers in the Heihe River watershed.
前言： 对抚顺市区地下水水质污染现状进行调查，结果表明：抚顺市地下水水化学分为7个类型。
The paper investigated the present situation of groundwater pollution of Fushun city. The results indicated that:the chemical composition of groundwater of Fushun city can be divided into 7 types.
根据资料对南宁市地下水化学场进行区域划分，并研究了化学类型、组分、含量的变化特征与规律。
The hydrogeochemical field of Nanning was classified. The character and changing rules of chemical classification, composition and content were discussed.
根据资料对南宁市地下水化学场进行区域划分，并研究了化学类型、组分、含量的变化特征与规律。
The hydrogeochemical field of Nanning was classified. The character and changing rules of chemical classification, composition and content were discussed.
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