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- opencast mining plan 露天矿矿图
- Opencast mining is relatively safer. 露天矿的采集危险相对较小。
- 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。
- Features: rock drilling for opencast mining and quarrying field. 适用于露天矿、采石场开采,用于高低风压潜孔钻机。
- 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。
- Pingshuo opencast mine started production in 1985,to undergo mining for centuries,the surface will be damaged severely. 平朔矿区从1985年开始投产,要经历近百年的开采,地表破坏剧烈,利用遥感技术可以监测这种变化。
- The eco-environmental harness of opencast mine has been an important part of ecological restoration in China. 露天开采矿山的生态环境治理已成为我国生态环境治理的一个重要组成部分。
- These measures not only are beneficial to ream stripping of opencast mine but also ensure the s... 这些措施既有利于露天矿的扩帮剥离,又保证了爆区附近民房的安全。
- 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。
- 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。
- Experimental Research on Mining Plan of 2# Ore Body of Huangshilao Mining Area of Tongling Jinchan Co. 黄狮涝矿区2%23矿体开采方案试验研究。
- 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 selection of mining plan,stope blasting and filling technology were described. 介绍了采矿方案的选择、回采爆破和充填的技术与工艺。
- The landslide, which is a common damage in the opencast mine, is one of the natural disasters with bigger harms. 滑坡是露天矿常见的边坡破坏现象,是危害较大的自然灾害之一,通过对边坡滑坡机理的分析,可以预报滑坡的发生;
- The giant opencast mines of Rio Tinto create a surreal, almost lunar landscape. 力拓矿业集团的巨大的露天挖掘煤矿构成了宛如仙境又貌似月球的风景。
- In 1993,underground mining was carried out in Zijinshan Gold Mine,and after several extensions opencast mining was accepted in 1997. 紫金山金矿于1993年首先进行地下开采,几经扩建后1997年转向露天开采,当年实施上部矿体覆盖层揭顶大爆破,低成本大批量剥离废石;
- In view of complexity of coal mining plan management, a management information system of coal mining plan is developed with J2EE platform. 摘要针对矿井采掘计划管理的复杂性,采用J2EE平台开发了矿井采掘计划管理信息系统。
- Based on the method of computer simulation, this paper sets up a model of programming short-term mining plan and dynamica]ly adjusting. 本文以计算机模拟方法为基础.建立了矿井短期生产计划计算机编制与动态调整的模型。
- And can draw up the complex and detailing short-period mine plan, dump plan, and can control the coal quality etc. 从而实现了用计算机编制复杂的、精细的短期采矿计划、排土计划、对露天矿煤质等进行优化控制的目标。
- Based on which, it made brittle analysis to conveyance system in adit-pass of opencast mine, the result accorded with fact. 基于模糊层次分析法对露天矿山溜井平硐运输系统进行了脆性分析,分析结果与实际情况一致。