1.
Discussion about relation between the rate of supporting pit roof and supporting effect of backfilling mass
坑采充填接顶率与充填体承载效果关系探讨
2.
Strategies and Practice on Building a Modern Large Non -ferrous Pit Mine
建设现代化特大型有色坑采矿山策略与实践
3.
An excavation in the earth from which ore or minerals can be extracted.
矿，矿井采掘矿石或矿物的地下坑道
4.
Analysis of Mineralization Group Workability of Skarn Molybdenum Ore and Diabase Molybdenum Ore in Makeng Iron Mine
马坑铁矿区单钼矿成矿组可采性分析
5.
The result shows that the development of the mining pit is affected by the interaction between the flow in the vicinity of the mining pit and its boundary.
试验成果表明，采砂坑内及其附近的水流与采砂坑边果相互作用的结果。
6.
The parts of a mine or quarry that have been or are being excavated.
矿坑矿井或采石场已经被或正在被挖掘的部分
7.
How to Stabilization Finished Product Iron Minerals Grade After Surface Mining Pit is Closed
露采区闭坑后如何稳定成品铁矿石品位
8.
Numerical Analysis of the Surrounding Rock Mass Stability in Dachang Tongking Tin Mine
大厂铜坑矿细脉带采场围岩稳定性的数值分析
9.
Technology to apply open mining pit to treat mine industrial waste water
利用露天采坑处理矿井工业废水的技术
10.
The Application of Hollow Thorough Technology of Radio Wave on Synthetical Coal Face;
无线电波坑透技术在综采工作面的应用
11.
Gateway Radio Wave Penetration Technology for Small Geological Structure in Fully Mechanized Coal Mining Face
综采面地质小构造无线电波坑道透视技术
12.
The Establishment and Application of the Model of Gallery and Mined-out Area Based on Surpac
基于Surpac的坑道与采空区模型建立及其应用
13.
Engineering practice of rebuilding open pit as tailings reservior in Daling mine
大岭矿露天采坑改建尾矿库的工程实践
14.
Research and Application of the Cavity Monitoring Technology in Tongkeng Mine
采空区激光探测技术在铜坑矿的研究与应用
15.
SSS Construction Method for Ultra Deep Foundation Pit by Using Floor-Slab as Excavation Support
超深基坑围护工程采用楼板替代支撑的SSS工法
16.
In such cases, a modified pit installation is preferred or an insulated above ground insulated enclosure.
对于安装在坑内的情况，最好采用改进型坑内安装，或者在地面用保温罩保温隔离。
17.
An open excavation or pit from which stone is obtained by digging, cutting, or blasting.
采石场通过挖掘、切割或爆破岩石来获取石料的露天坑道或洞
18.
Which is better, to incinerate the rubbish from our towns or to tip it into disused quarries?
在我们城里把垃圾予以焚化，还是倒进废弃的采石坑，哪一种方法好？