露天矿照明光电控制电路的改进_中国矿权网_全国矿权网上交易中心 关键词 露天矿山 照明电路 改进[gap=504]Keywords: Open-pit mine,Ligting circuit,Improvement
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阜新海州露天矿边坡滑坡原因分析 - 边坡事故 - 奇妙土木 关键词】露天矿;边坡;滑坡;地下水;断层 [gap=833]Key words】Open-pit mine; Slope; Landslide; Groundwater; Fault
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open pit mine 露天矿 ; 露天矿山
open pit mine design 露天采矿设计
open pit mine slope 露天矿边坡
Open - pit Mine 露天矿山
deep open pit mine 凹陷露天矿
Deep open-pit mine 深露天矿
gold open pit mine 露天金矿
large open pit mine 大型露天矿山
Small open-pit mine 小露天矿
This has extremely vital significance for production of open-pit mine and maintenance safety of operating personnel and the equipment.
这对指导露天矿的生产和维护作业人员及设备的安全具有十分重要的意义。
According to the exploration problems in an open-pit mine, a new drilling method using reverse circulation DTH hammer drill is put forward.
针对露天矿钻探施工中存在的问题，提出了利用贯通式反循环潜孔锤进行施工的新方法。
This paper introduces application of the hole-by-hole initiating technique, aimed at reducing blasting vibration, in Jinduicheng Open-Pit Mine.
介绍了以降低爆破震动为主要目标的逐孔爆破技术在金堆城露天矿的应用。
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