It is necessary that stripping plan be timely provided during the opencast mining.
露天矿生产过程中,需要及时提供采剥工程平面图。
Opencast mining by an American company began in 1956, and continued after it was nationalised in 1973.
美国一家公司于1956年进行露天开采,一直到1973年秘鲁将其国有化。
The reason: the town of Cerro de Pasco, some 35kms (22 miles) away, is being eaten up by opencast mining.
理由是:距离该地35公里(22英里)远的塞罗迪帕斯科镇正在被露天开采的矿井吞噬。
This new diesel-electric mining truck puts all other transport vehicles used in opencast mining in the shade.
此新型柴油-电动矿用卡车使露天采矿中所用的其他所有交通工具黯然失色。
A new method to calculate the lateral pressure and horizontal crustal stress of the slope in opencast mining has be...
提出了露天矿边坡侧压力及水平地应力计算的新方法,找出了露天矿边坡水平地应力的竖向分布规律。
A new method to calculate the lateral pressure and horizontal crustal stress of the slope in opencast mining has been giv...
提出了露天矿边坡侧压力及水平地应力计算的新方法,找出了露天矿边坡水平地应力的竖向分布规律。
Gradient selection of side-slope, side-slope protection and side-slope glide control for opencast mining are tentatively investigated in the paper.
本文对露采边坡的陡度选择、边坡保护以及边坡下滑的处理,进行了初步探讨。
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的结构、工作原理,给出了监测实例。
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.
本文提出了在矿床地质模型的基础上,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。
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.
露天矿边坡是露天开采活动的产物,随着开采的不段深入,很多露天矿转为露天井工联合开采,其开采安伞性成为亟待解决的课题。
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,对露天与地下联合开采工程岩体进行了数值模拟分析。
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小,距离村庄近,对剥采作业安全性、控制爆破技术有较高的要求。
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,建立了一个数学模型,同时较充分地考虑了作业条件下的模型建立和问题的处理。
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,建立了一个数学模型,同时较充分地考虑了作业条件下的模型建立和问题的处理。
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