coal mine drainage

常见例句

The process has its competitive advantages in treating the coal mine drainage as low investment, low operating costs, less floor area and easy management.
该工艺一次性投资少、运行费用低、占地面积小、运行管理方便，在处理煤矿矿井废水方面具有较强的竞争优势。
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The pepped-up manganese then grabs and holds a variety of toxic metals and other substances that need to be cleaned up and gotten out of coal mine drainage water.
激活的锰元素会吸收大量有毒金属，还有其他需要被清理的，从煤矿地下水系统脱离出来的物质。
The paper focuses on the problem - organic pollutants in coal mine drainage. Dynamics of ultraviolet oxidation and affecting factors have been observed in the laboratory.
针对目前煤矿矿井水资源化过程中存在有机污染物的问题，考察了采用紫外光氧化分解的机理及影响因素。