利用水化学、同位素调查的方法，对宁南清水河平原地下水的水化学演化规律进行了研究。
The hydrochemical and isotope charateristics of groundwater in Qingshuihe plain was studied by the methods of hydrochemical and isotope investigation.
本文在野外调查与室内试验的基础上，重点研究了关中盆地浅层地下水水化学场时空演化及其相关环境问题。
Based on field survey and indoor experiments, the paper mainly researches the evolution of groundwater chemical field in time and space in Guanzhong Basin and related environmental problems.
可见水-岩作用模拟结果有助于揭示研究区地下水化学环境的演化机制。
Thus the results of modeling of water-rock interaction are conducive to revealing the evolution mechanism of the groundwater chemical environment in the study area.
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