还有群山之中的雁门关、娘子关。
东山井田位于娘子关奥陶系岩溶泉域的西部。
Dongshan Coalfield is located in the western part of Niangziguan Spring Area.
采用单项指标法和综合污染指数法两种方法对娘子关泉域地下水污染现状进行了水质评价。
The ground water quality of Niangziguan Karst spring is evaluated by comprehensive index method and single index method.
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