Discuss the optimization way of the open-pit mining under the market economics;
浅析露天矿山开采的优化途径
Besides the above-mentioned, we also produce and deal with Open-pit Mine Exploitation equipments, Milling equipments, Mining Equipments Consumables.
除了以上五大类产品，我司还生产和经营露天矿山开采设备;选矿设备;矿山易耗件等.
Mining operations by open-cut methods ceased in 1962.
露天开采的矿山作业已于1962年停止。
glory-hole system
露天放矿漏斗开采法
A STUDY ON GROUND CONTROL DURING OPEN PIT MINING TRANSFERRING TO UNDERGROUND MINING IN ZHEYAOSHAN COPPER MINE
白银折腰山铜矿露天转地下开采地压研究
Security Analysis of Open-cut and Underground Combined Mine
矿山露天与地下联合开采实例安全性分析
Design practice of transferring open pit mining into underground mining in Xingshan iron mine
杏山铁矿露天转地下开采工程的设计实践
Strip mine is another form of surface mining.
露天剥离矿是露天开采的又一种类型。
Application of the Modeling Technology of Mined-out Area Measurement in Transition from Open Pit to Underground mining
实测空区建模技术在露天转地下开采矿山的应用
THE DEVELOPING TREND OF MAIN MINING EQUIPMENT IN LARGE OPEN PIT MINE ABROAD;
国外大型露天矿山主要采矿设备的发展趋势
STUDY ON OPTIMIZATION OF MINING PROCEDURE FOR SOUTH OPEN PIT
霍林河南露天煤矿开采程序优化研究
of coal, as contrasted with coal obtained from a strip mine.
关于煤，与从露天矿中开采的煤相对的。
Terms relating to coal mining--Surface mining
GB/T15663.4-1995煤矿科技术语露天开采
Research of Application of Dragline Stripping Technology in Opencast;
露天矿索斗铲倒堆工艺开采方法研究
Brief talk on application of the GPS technology on open pit mine exploration
浅谈GPS技术在露天矿开采中的应用
Establishment of 3D Model & Exploitation Design for Transition from Open Pit to Underground in 701 Mine
701矿3DM构建与露天转地下开采设计
Analysis on the personal noise exposure in an outdoor iron mine factory
某露天开采铁矿厂个体噪声暴露测量结果分析
(of mines and mining) worked from the exposed surface.
（矿或采矿）露天挖掘的。
THE RESEARCH OF THE OPEN-PIT' ECONOMIC STRIPPING RATIO AND THE LAST LIMIT DEPTH;
露天矿经济合理剥采比和最优开采深度的研究