1.
Application of Chamber Blasting for Opencast Working Instead of Underground Working in Coal Mine with Fire(Down)
硐室爆破在火区煤矿井采转露采中的应用(下)
2.
Comprehensive Treatment & Utilization Project of the Pit Waste Water in TongLushan Mine
铜绿山矿露采废水综合处理利用工程
3.
The reeds and rushes are abundant, and the white dew is not yet ceased.
蒹葭采采、白露未已。
4.
glory-hole system
露天放矿漏斗开采法
5.
(of mines and mining) worked from the exposed surface.
（矿或采矿）露天挖掘的。
6.
Strip mine is another form of surface mining.
露天剥离矿是露天开采的又一种类型。
7.
Study on Rules of Mining Damage Caused by Open-pit with Under-ground Mining;
露天地下联合开采采动损害规律研究
8.
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
9.
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
10.
Study of the Influence on Underground Mining during Stacking the Gangue in Open Pit;
露天采空区排尾对地下开采影响的研究
11.
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
12.
Study on Distortion Mechanism of Mined Slope Affected by Open-pit and Underground Mining
露井联采条件下采动边坡的变形机理研究
13.
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
14.
They came back to camp wonderfully refreshed,
他们回到露营地时，神采奕奕，
15.
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。
16.
Terms relating to coal mining--Surface mining
GB/T15663.4-1995煤矿科技术语露天开采
17.
Mining operations by open-cut methods ceased in 1962.
露天开采的矿山作业已于1962年停止。
18.
Study on the parameters of highwall auger mining in open pit mine
露天矿高边坡钻孔采矿法的参数研究