1) transverse direction-steep slope
横向-陡帮开采
1.
With the combined opencut of gold ore and copper ore in Zijinshan gold-copper mine as engineering example,the "transverse direction-steep slope" scheme is compared with the traditional scheme of "longitudinal direction-gentle slope" in the aspect of technical economy.
介绍了广义的、狭义的矿山工程基本概念和方案比选的基本要求,归纳了矿山工程方案比选的特殊规律性;以紫金山金矿、铜矿联合露采为工程实例,将“横向-陡帮开采”与传统的“纵向-缓帮开采”进行了技术经济对比;在此基础上论证了技术创新在市场经济条件下的发展前景。
2) steep slope mining
陡帮开采
1.
Discussion on adopting steep slope mining technology at Baiyunebo main quarry;
白云铁矿主矿采场实施陡帮开采工艺的探讨
2.
With safety and reliability,the new mode sustains steep slope mining,increases the angle of ultimate slope,and reduces 3%～5% of noneffective overburden amount.
通过新桥缓倾斜散体结构边坡工程模式的研究,提出了基于陡帮开采的安全清扫平台新模式。
3) steep-slope cross mining and in-pit dumping
陡帮横采内排
1.
To settle the technical and social problems existing in Pingzhuang Western Surface Mine,we put forward the steep-slope cross mining and in-pit dumping to replace the original digging along strike and external dumping for deep coal seam.
为了解决平庄西露天矿面临的技术问题和社会问题,提出了采用陡帮横采内排代替原有的纵采外排进行露天矿深部煤炭资源的开采方案。
4) Steep wall mining for small open pit
小露天陡帮开采
6) band-wise caving at steep slope
陡帮分条带开采
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