deep open pit 深凹露天矿 ; 凹陷露天矿
deep open pit mine 凹陷露天矿
Deep open-pit mine 深露天矿
Deep open-pit mining 深凹露天
deep open-pit coal mine 深大型露天煤矿
ventilation for deep open pit 深凹露天矿通风
deep-trough open pit 凹陷露天矿
deep concaved open pit 深凹露天矿
Before and after ending of deep open-pit coal mine, geological disasters such as slope sliding and surface deformation probably occur.
分析研究深大型露天煤矿闭坑前后可能发生滑坡、地表变形等地质灾害。
With more and more open-pit mines transferring into deep open-pit mining, research on the law of the movement and damage to high and steep slope rock is focused on.
随着越来越多的露天矿山转入深凹露天开采，高陡边坡岩体运动损害规律研究越来越受到人们所认识和重视。
In the light of its practical production, the monitoring method and results of deep hole blasting vibration in Wulongquan Open pit are expounded.
结合乌龙泉露天矿的生产实际，阐述了该矿深孔爆破震动的测试方法和测定结果。
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