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- surface mine drainage 露天矿排水
- In the mine drainage system many drainage pumps must work correspondly. 摘要在煤矿井下的排水系统中，需要多台排水泵协调地工作。
- A computer-aided cartography system for surface mine survey is proposed. 介绍了一个适用于露天矿测量的计算机辅助绘图系统。
- There is no acid mine drainage, since acids are neutralised immediately by alkaline seawater. 海底开采不存在酸矿排放问题，这是因为酸性物质已被碱性海水立即中和。
- How is surface mining carried out? 露天开采是怎样进行的?
- The reasons of surface mining damage were analyzed. 摘要分析采矿活动对地表损坏的原因。
- Feasibility Study on Land Treatment of Mine Drainage in Zhananuoer Coal Industry Co.Ltd. 扎赉诺尔煤业公司矿井水土地处理的可行性研究。
- The pollution of acid mine drainage(AMD) containing high concentration sulfate is a global problem. 含高浓度硫酸盐酸性矿山废水的污染是一个全球性的问题。
- It has been studied to treat SS (suspended solid) in coal mine drainage with pressurized dissolved-air flotation. 对加压溶气气浮法处理矿井水中悬浮物的处理效果进行了试验研究。
- Some new methods for AMD(Acid Mine Drainage )treatment are reported in this paper. 论述酸性矿山废水（AMD）的处理方法及几种较新的AMD处理技术。
- Acid mine drainage (AMD) is a result of the pyrites with air and water, which passes through a series of geochemical reactions under the effect of microorganisms. 煤矿酸性矿井水是煤矿开采中由于硫铁矿与空气、水接触,在微生物作用下经过一系列地球化学反应产生的一种危害矿井生产、破坏生态环境的有害矿井排水。
- This paper introduces two major applications of iron bacteria, acid mine drainage (AMD) treatment and municipal water treatment. 本文主要介绍了铁细菌在水处理方面的两个主要应用方向－酸性矿山废水的处理和城市用水的处理。
- However,V in acid coal mine drainage can not be removed with the increase in pH,on the contrary,the contents of V increase with the increase in pH. 酸性矿井水中V不能够随pH的升高而去除;反而会有更多的V溶解在水中.
- When steep slope-wall is used in surface mine, the road of truck-communication inner dumping can be set in the middle of pit by backfill. 当露天煤矿端帮实行陡帮开采时，汽车运输内排通路可设在采场中部回填搭建。
- A 0.931 ha constructed wetland for mine drainage treatment was installed in the Swatara Creek Watershed in Schuylkill County, Pennsylvania. 在宾西法尼亚州的Schuylkil县;一个0.;931ha的人工湿地建造在 Swatara Creek流域。
- This paper mainly studies the truck-dispatching decision method in a condition to allocatethe trucks to fixed shovel in truck transPOrt surface mine. 主要对卡车运输露天矿定铲配车条件下的卡车调度决策方法进行了探讨。
- The technique can guide the treatment of mine drainage containing emulsified oil before electrodialysis to a certain extent. 该技术可对含乳化油矿井水处理起到一定指导作用。
- The mine drainage centrifugal pump operating in the piping with high resistance have smaller fluorite and lower efficiency . 矿山排水离心泵在阻力偏高管网中工作时，其流量偏小，效率低。
- In order to appraise the west-slope stability at the Huidong Surface Mine, a considerable number of rock mechanics experiments both in laboratory and situ have been taken. 为了评价露天西边坡的稳定性,进行了大量的室内与现场岩石力学试验,主要有岩体和岩体结构面的抗剪强度、岩体弹性模数、岩体应力与应变等试验。
- The composition of mine wastewater is complicated and the harmfulness is great,among the rest the acid mine drainage is the worst contaminative. 矿山废水成分复杂,危害性大,其中以酸性废水的污染最为严重。
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- 农业及相关产业增加值 - the added value of agriculture and related industries
