• It is necessary that stripping plan be timely provided during the opencast mining.

    露天矿生产过程中,需要及时提供工程平面图

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  • Opencast mining by an American company began in 1956, and continued after it was nationalised in 1973.

    美国一家公司1956年进行露天开采一直到1973年秘鲁将其国有化

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  • The reason: the town of Cerro de Pasco, some 35kms (22 miles) away, is being eaten up by opencast mining.

    理由:距离该地35公里22英里罗迪帕斯科镇正在被露天开采的矿井吞噬。

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  • This new diesel-electric mining truck puts all other transport vehicles used in opencast mining in the shade.

    新型柴油-电动矿用卡车使露天采矿所用其他所有交通工具黯然失色。

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  • A new method to calculate the lateral pressure and horizontal crustal stress of the slope in opencast mining has be...

    提出了露天矿边坡压力水平地应力计算方法,找出了露天矿边坡水平地应力竖向分布规律

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  • A new method to calculate the lateral pressure and horizontal crustal stress of the slope in opencast mining has been giv...

    提出了露天矿边坡压力水平地应力计算方法,找出了露天矿边坡水平地应力竖向分布规律。

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  • Gradient selection of side-slope, side-slope protection and side-slope glide control for opencast mining are tentatively investigated in the paper.

    本文对露边坡陡度选择、边坡保护以及边坡下滑处理,进行了初步探讨。

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  • The structure and working principle of the integrated monitoring system of opencast mining slopes deformation has been introduced. A monitoring example has been given.

    文章介绍了露天矿边坡智能可动式自动监测系统结构工作原理给出了监测实例

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  • Based on geological model of deposits and by means of CAD method, the authors put forward the building method of layered opencast mining geological model, whose layers are composed of bench.

    本文提出矿床地质模型基础上,应用CAD技术。建立以台阶为单元的分层式矿床开采地质模型的方法

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  • The high and cliffy is the result of opencast working. A lot of mine can not be opencast worked any more after many years mining, and the safety of the mining becomes a important problem.

    露天矿边坡露天开采活动产物,随着开采的段深入,很多露天矿转为露天井联合开采开采安伞成为亟待解决的课题。

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  • With the finite element method of material description, the rock mass in underground and opencast united mining engineering was simulated and analyzed.

    采用物质描述增量有限元方法露天地下联合开采工程岩体进行了数值模拟分析。

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  • As Houxi Opencast Mine has smaller mining boundary and it is near villages, the safety of mining and controlled blasting are strictly required.

    侯西露天矿开采境界,距离村庄,对剥采作业安全性控制爆破技术较高要求。

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  • An optimized mining plan model was presented for opencast mines. During the development of the model, mining construction was given full consideration.

    针对露天矿采掘进度计划优化编制问题,建立了个数学模型,同时较充分考虑了作业条件下模型建立和问题处理。

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  • An optimized mining plan model was presented for opencast mines. During the development of the model, mining construction was given full consideration.

    针对露天矿采掘进度计划优化编制问题,建立了个数学模型,同时较充分考虑了作业条件下模型建立和问题处理。

    youdao

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