大气降水的同位素含量是国家的一项基本环境数据，也是开展环境同位素科学研究和环境同位素水文地质工作必不可少的基础资料。
The precipitation isotopic content is one kind of national basic environmental data, indispensable for the environmental isotope scientific research, including environmental isotope hydrogeology.
同时经与传统水文地质试验结果比较，也证明同位素方法获得的数据是可靠的。
At the same time, by comparison with the traditional hydrogeological test results, it also proves that the data obtained form the isotope method is reliable.
另外，指出硼同位素特别适合于水文地质条件复杂的滨海含水层海水入侵的监测。
Besides, it is pointed out that the boron isotope is especially suitable for monitoring of saltwater intrusion in coastal aquifers with complex hydrological-geological condition.
本文阐述了环境同位素在地下水研究中的作用和饮马河流域水文地质概况。
Effect of environmental isotopes on studying groundwater in YinMahe drainage basin and the regional hydrogeology are described in this paper.
同位素技术用于水文地质领域可以解决许多常规方法难以解决的实际问题。
The isotope technology can be used in the field of hydrogeology to solve many practical problems which are difficult to solve otherwise.
氚作为一种天然的环境同位素可广泛应用于水文地质领域，由于实测资料的稀缺，极大地限制了氚的应用。
Tritium, as a natural environmental isotope, can be broadly applied in hydrogeology. The application of tritium is greatly limited by the scarcity observations.
氚作为一种天然的环境同位素可广泛应用于水文地质领域，由于实测资料的稀缺，极大地限制了氚的应用。
Tritium, as a natural environmental isotope, can be broadly applied in hydrogeology. The application of tritium is greatly limited by the scarcity observations.
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