A large amount of dust and harmful gas are produced in the open - pit mining process, which can affect a large area and cause serious consequences.
露天矿开采过程产生大量粉尘和有毒有害气体，影响范围广，造成严重后果。
Greenhouse gas emissions of tar sands crude are 40% higher than conventional oil, and the open-pit mining has devastated Alberta's boreal forest.
焦油砂的温室气体排放量比普通石油高40%，露天采矿已经极大地破坏了阿尔伯塔的北方气候带森林。
Research on the safety and stability of slope in open-pit mining is very significant to safety production of open mines.
研究露天开采边坡的安全稳定对露天矿山的安全生产具有重要意义。
Relative to the waste rock dump of underground mining, open-pit mining needs a larger one.
相对于地下开采的废石场，露天开采的排土场占地面积要大得多。
Mining transport system is one of the most important production links in open-pit mining process.
矿山运输系统是露天矿开采工艺中非常重要的生产环节。
Production of dust in the course of open pit mining in Jinduicheng Molybdenum mining Corporation was analysed. The prevention and counter measures of dust pollution was put forward.
分析了金堆城钼业公司露天采矿过程中粉尘污染物的产生，提出了粉尘污染的防治与对策。
Open-pit mining follows the same sequence of oprations as underground mining: drilling, blasting, and loading and removing waste and ore.
露天采矿遵循与地下采矿相同的作业顺序：钻孔、爆破、装载并运走废料和矿石。
Open-pit mining follows the same sequence of operations as underground mining: drilling, blasting, and loading and removing waste and ore.
露天采矿遵循与地下采矿相同的作业顺序：钻孔、爆破、装载并运走废料和矿石。
Open-pit limit optimization is an important content in open-pit mining design and production process control.
露天境界优化是露天矿开采设计和生产过程控制的重要内容。
Open pit mining production scheduling is of guidance significance to the mine construction and balanced production.
采掘进度计划对矿山建设和均衡生产具有指导作用。
The open-pit mining has more advantages than underground mining, but its disadvantages is also very obvious, that is, a lot of rocks are also peeled in minerals exploitation.
露天开采比地下开采有很多的优越性，但缺点也是非常明显的，那就是在开采矿石的同时，还要剥离大量的岩石。
Controlled slope wall blasting plays key role in open pit mining.
边坡控制爆破在露天矿山起着至关重要的作用。
In open pit mining project the stability of high slope is affected and controlled by many factors, such as topography, meteorology, hydrology, stratum lithology and geological structure conditions.
露天采矿工程中的高边坡稳定性受到很多因素的干扰与控制，其中包括地形条件，气象、水文条件，地层岩性条件，地质构造条件等。
It is reported that the mining area rich in coal resources, coal mining can be thick, buried shallow dip small coal occurrence stability, abundant reserves, suitable for large-scale open-pit mining.
据介绍，这一矿区煤炭资源丰富，可采煤层厚、埋藏浅、倾角小、煤层赋存稳定、储量丰富，适于大型露天开采。
The influence of underground water on side slope stability of open-pit mining stope was probed. The existent problems at present were explained.
探讨了地下水对露天采场边坡稳定性的影响，并对目前存在的问题作了必要的说明。
The technology is very useful for exploiting gentle-inclined thin bauxite body as well as for open-pit mining of iron ore.
该工艺对于缓倾斜薄矿体铝土矿、铁矿露天开采具有重要意义。
With the yearly increase of the depth of open-pit mining, the water infiltration of borehole can not be ignored.
露天矿开采深度逐年增加，炮孔内的渗水越来越不容忽视。
This paper introduced the experiments on the large grain size and high heap gold leaching of stripped lean ore from open pit mining of gaolong co.
介绍了高龙公司利用露采剥离贫矿进行大粒度、大堆高的堆浸提金试验。
This paper introduced the experiments on the large grain size and high heap gold leaching of stripped lean ore from open pit mining of gaolong co.
介绍了高龙公司利用露采剥离贫矿进行大粒度、大堆高的堆浸提金试验。
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