| 1 | The underground water in the area of Yujiagou has been contaminated by the leaching water of the dumping area of open pit coal mine of Xinqiu in Fuxin. | |
| 2 | This article carry out soaking experiments of contamination dissolution releasing regularity of coal gangue with different efflorescence degree of Xinqu strip mine. | |
| 3 | 概要叙述了灰色局势决策分析的原理及其在环境质量评价中的应用方法，就阜新新邱露天煤矿排土场淋溶水对附近于家沟地区地下水环境质量的影响进行了评价研究。 This article introduces the theory and method of Grey system policy and gives the illustration of how to use this method by the evaluation of nutritious level of the six major lakse in our country. |
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