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- Based on the open pit mine in north Yima Mining Group as an example, a finite model for auger mining zone was established and different space (between bores) and interlayer thickness in upright were numerically simulated. 以义马矿业集团(义煤)北露天矿为例;建立螺旋钻机开采钻场有限元模型;对不同钻孔间距和垂向隔层厚度进行数值模拟计算.
- It is proven by practical application via drilling in an open pit mine that this method is effective of drilling in broken and leaking strata. 通过在某露天矿钻探生产应用实践与分析,证明利用该方法钻进破碎漏失地层是行之有效的。
- A high-resolution, nonhydrostatic, three -dimensional dignostic PBL model for smallscale concave terrain(open pit mine )was established in this paper. 本大建立了一个针对小尺度深凹地形(深凹露天矿)使用的三维非静力的诊断模式。
- In this paper,the glide mechanism of the open pit slope in Yang Ji Shan Gold Mine is analysed. 本文根据洋鸡山金矿露天采场边坡滑移危害,分析了滑移机理。
- Based on a grey control system, the coal working face blasting model of open pit mine in the paperin order to control the coal size optimizely is presented in this paper. 分析了岩体弱面对掏槽效果和破碎块度的影响,从而提出相应的布孔方法,对指导爆破施工、设计有实际指导意义。
- Environmental issues and rectification proposals for the open pit mines in Nanjing City 南京市露采矿山存在的环境问题与整治建议
- For a long time, the drainage pit mine water of HaiZhou open pit can"t be used fully, and large water only be drained as waste water which squanders water greatly. 长期以来海州露天煤矿排水坑矿井水未能被充分利用,大量的矿井水被作为废水排放掉,这极大的浪费了宝贵的水资源。
- The application conditions in the open pit of JDC were simply recommended. 并将预裂爆破在金堆城露天矿的应用情况作了介绍。
- Abstract: The production condition of stope of Wohushan open pit mine in the past seven years was given, and the reasonable selections of stope platform development direction were systematically analyzed and compared. 文摘:阐述了卧虎山露天矿采场7年来的生产概况,并对其采场平台推进方向进行了系统的分析与比较,指出了合理的选择方案。
- Through analysis, the factors affecting death ratio of accident in Antaibao open pit mine are determined and the evaluation analysis is conducted after all the factors were fuzzy greyed. 通过实际分析,确定了影响安太堡露天煤矿事故伤亡率的因素,并对所有的因素模糊灰色化后进行了评定分析。
- To intelligentized designing and mining the open pit,the information system of mine shoule be set up. 为实现露天矿山人工智能开采设计,需建立起矿山的信息系统。
- Open pit mines are the main mine types in Nanjing,and their exploitations have occupied and destroyed large natural resources. 禁止开山采石后,加强矿山环境恢复治理是促进资源合理开发利用与生态保护相协调的必然要求。
- Taking the Jinbeizhuang iron mine of Xuanhua Iron &Steel Company as an exam ple, this paper analyzes deep into the control action of the syncline structure to the open pit slope stability. 本文以宣钢近北庄铁矿为例,深入分析了向斜构造对露采边坡稳定性的控制作用。
- It is shown that the big inclination conveying has good application prospect in large open pit mines. 应用表明,大倾角运输在大型露天矿具有良好的应用前景。
- We bivouacked on the open plain. 我们在开阔的原野上露营。
- Main Produces: Continuous open pit mining systems, Stockyard equipment, Ports and bulk terminals equipment, Conveyor transportation systems. (主要产品:连续露天采矿系统,堆场设备,散料码头设备,皮带机运输系统)
- The fresh air blew in from the open window. 新鲜空气从开着的窗户吹进来。
- One Sunday after lunch, Susan and I went for a drive to Bauxite, a town near Benton named for the ore used to make aluminum, which was dug out of open pit mines there. 一个星期天的午饭后,我和苏珊开车兜风来到铝土镇。那是本顿边上的一个小镇,名字源于用来炼铝的铝土。那里有一个露天铝土矿。
- The open door revealed an untidy kitchen. 透过敞开的房门可以看见凌乱的厨房。
- It is an incontestable conclusion that the Surveying Robot(Automatic Electronic Total Station) can monitor open pit mining slope deformation automatically. 测量机器人(即自动电子全站仪)固然可以对露天矿边坡进行自动化(或半自动化)外部形变监测。