• Traditional open-pit mining boundary features fixed slope with benches and planar bottom.

    传统露天矿开采境界固定台阶、露天平面型。

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  • Relative to the waste rock dump of underground mining, open-pit mining needs a larger one.

    相对地下开采场,露天开采排土场占地面积要大得多。

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  • Open-pit limit optimization is an important content in open-pit mining design and production process control.

    露天境界优化露天矿开采设计生产过程控制重要内容

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  • 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孔内渗水越来越不容忽视。

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  • Research on the safety and stability of slope in open-pit mining is very significant to safety production of open mines.

    研究露天开采边坡安全稳定露天矿山的安全生产具有重要意义。

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  • The technology is very useful for exploiting gentle-inclined thin bauxite body as well as for open-pit mining of iron ore.

    工艺对于缓倾斜矿体铝土矿、铁矿露天开采具有重要意义

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  • Open-pit mining follows the same sequence of oprations as underground mining: drilling, blasting, and loading and removing waste and ore.

    露天采矿遵循地下采矿相同作业顺序钻孔爆破装载运走废料矿石

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  • Open-pit mining follows the same sequence of operations as underground mining: drilling, blasting, and loading and removing waste and ore.

    露天采矿遵循地下采矿相同作业顺序钻孔爆破装载运走废料矿石

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  • Greenhouse gas emissions of tar sands crude are 40% higher than conventional oil, and the open-pit mining has devastated Alberta's boreal forest.

    焦油温室气体排放量普通石油40%,露天采矿已经极大地破坏了阿尔伯塔北方气候带森林。

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  • The influence of underground water on side slope stability of open-pit mining stope was probed. The existent problems at present were explained.

    探讨地下水露天采场边坡稳定性影响,并对目前存在问题作了必要的说明

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  • With more and more open-pit mines transferring into deep open-pit mining, research on the law of the movement and damage to high and steep slope rock is focused on.

    随着越来越多的露天矿山转入凹露天开采边坡岩体运动损害规律研究越来越受到人们所认识重视。

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  • 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.

    露天开采地下开采很多优越性缺点也是非常明显的,就是开采矿石的同时,还要剥离大量岩石

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  • The most common approach to extracting metal-bearing ore from a porphyry copper deposit is by open-pit mining, although such mines also typically include some underground activities.

    岩含铜矿床开采含金属的矿石主要方式露天开采尽管这种矿床常会伴随一些地下的地质活动

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  • 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.

    介绍,矿区煤炭资源丰富采煤层厚埋藏倾角煤层赋存稳定储量丰富,适于大型露天开采

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  • Mining operations at the existing open pit are due to cease by theend of 2012, although ERA is processing a proposal to develop the undergroundRanger 3 Deeps exploration area.

    尽管ERA正在处理开发Ranger3Deeps地下勘探区的提议,但现有露天矿开采作业将于2012年底到期。

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  • 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.

    分析了金堆城公司露天采矿过程粉尘污染物产生,提出了粉尘污染防治对策

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  • With, the intensification of open pit mining expansion of high road, railway, industrial and civil constructions, a lot of problems on slope sliding have been left.

    随着露天开采规模和深度增加、公路铁路大量修建、工业民用建筑用地,出现了大量岩土边坡问题

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  • 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

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  • The presented article employs numerical simulation to analyze the stability of the open pit slope when mining in the open pit slope and mine.

    在先露天井工开采条件下,研究了井工开采对露天边坡稳定性影响过程。

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  • The optimization design mainly consists of two contents: adjustment of the mining boundary of open pit and optimization of production scale.

    优化设计主要包括方面内容露天开采境界调整生产规模的优化。

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  • An experimental test of bench mining in the high and dangerous slope of a certain open-pit mine was made.

    露天矿山高危边坡上进行了台阶采矿试验研究。

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  • During more and more open pit transiting to concavity open mining, people make much account of the study on the best slope mechanical configuration, which in favor of the stability of concavity slope.

    随着越来越露天矿山转入露天开采有利于深凹边坡稳定性优边坡力学形状研究越来越受到人们所认识和重视

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  • The establishment of the computer model for the ore body of open pit mine is the basis for the optimization of deposit mining boundary and the mining production scheduling.

    露天矿矿体计算机模型建立是进行矿床开采境界优化制定矿山生产计划基础

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  • Controlled slope wall blasting plays key role in open pit mining.

    边坡控制爆破露天矿山起着至关重要作用

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  • These are of certain reference value and practical significance on the open mining and the stability evaluation of the slopes of the open pit.

    这些露天开采露天矿边坡稳定性评价具有一定参考价值实际意义

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  • According to the dust pollution of open pit mine, the measures of preventing the dust pollution were raised in order to clean environment in mining area.

    通过分析露天矿采场粉尘污染情况,提出了粉尘污染治理的措施达到清洁矿区环境的目的。

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  • Some problems about mining engineering from open-pit to underground mine are discussed, which will provide reference for the future work.

    永平铜矿露天地下开采工程有关问题进行了探讨,为下一步工作提供参考

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  • Some problems about mining engineering from open-pit to underground mine are discussed, which will provide reference for the future work.

    永平铜矿露天地下开采工程有关问题进行了探讨,为下一步工作提供参考

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