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1.
Key Technology About Deep Mining of Surface Mine with Inclined Coal Seam
倾斜煤层深凹露天矿深部开采关键技术研究
2.
Improvement and Application of Draniage System of Deep Concave Mining of Qidashan Open-pit Mine
齐大山深凹露天铁矿排水系统的改进与应用
3.
STUDY ON SPATIAL PRINCIPLE OF STEEPING THE SLOPE ANGLE IN JINDUICHENG DEEP OPEN PIT
金堆城凹陷露天矿加陡深部边坡角的空间原理研究
4.
Study on Some Safety Problems of the Daye Iron Deep Open-pit-mine Transferring to Underground Mining;
大冶铁矿深凹露天转地下开采的几个安全问题研究
5.
Water seeping through underground layers to cause flooding is a serious problem in open pit mines.
地下涌水引起水灾是凹陷露天矿的一个大问题。
6.
Macroscopic Investigation of the Ground Pressure and Analysis of the Workings Deformation Law at a Transition from Deep Open-Pit to Underground Mining
深凹露天转地下开采地压宏观调查及巷道变形规律分析
7.
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
8.
Determine the final slope angle of deep realm steep working slope mining in PingZhuang West open pit mine
露天矿深部境界陡帮开采最终帮坡角的确定
9.
(of mines and mining) worked from the exposed surface.
(矿或采矿)露天挖掘的。
10.
extract (ore) from a strip-mine.
从露天煤矿中开发矿石。
11.
Analysis of Open-pit Mine in the Deep-hole Blasting Mass and Root Causes and Treatment
浅析露天矿中深孔爆破大块和根底产生的原因及治理
12.
Occurring Reason and Its Preventive Measure of Toe Rock in Deep Hole Bench Blasting in Ganchong Hillside Opencast Mine
甘冲山坡露天矿台阶深孔爆破根底产生原因及预防措施
13.
The Application of"New"Interval Charge Technology to Reduce the Consumption of Explosives about Deep-hole Blasting in Open-pit Mine
“新型”间隔装药技术降低露天矿深孔爆破炸药单耗的应用
14.
Strip mine is another form of surface mining.
露天剥离矿是露天开采的又一种类型。
15.
blasting survey of open pit
露天矿爆破工作测量
16.
glory-hole system
露天放矿漏斗开采法
17.
strip-borer drill
露天矿水平炮眼钻机
18.
A Study on the Application of Open Pit Mining Machine in Shengli No.1 Open-pit Mine
露天采矿机在胜利一号露天矿的应用研究