1.
The Application Effect of Ravine System Rock Debris Survey of Prospecting in Caishigou Area
沟系岩屑测量在采石沟地区找矿中的应用效应
2.
Stope Structure Parameters' Optimization of North Shirengou Iron Mine
石人沟铁矿北区采场结构参数的优化
3.
Study on Ore Grade Distribution and Selection of the Mining Method at DongGou Molybdenum Mine;
东沟钼矿矿石品位分布及采矿方法选择研究
4.
Numerical Simulation of Ground Subsidence Induced by Underground Excavation on Shirengou Mine;
石人沟铁矿地下开采引起地表沉陷数值模拟
5.
The Study on The Forecast of Water Inflow during Turing Open Pit into Undergound Mining in ShiRengou Iron Mine;
石人沟铁矿露天转地下开采地下涌水预测研究
6.
Research for Distribution of the Vegetation on Mentougou Quarries Wasteland;
门头沟区采石场废弃地植被分布规律研究
7.
Study on Coalseam Mining Safety under ShiTanGou River of ShanMuShu Coal Mine
杉木树矿石炭沟河下煤层安全开采研究
8.
Guishigou Coal Mine:Safe and highly efficient mining technology for use in highly gassy top coal caving longwall faces
贵石沟矿高瓦斯综放面安全高效开采技术
9.
Research on Structure Parameter of the Underground of Transition from Open Pit to Underground Mine on Shirengou Mine;
石人沟铁矿露天转地下过渡期开采采场结构参数研究
10.
Study on the ecological restoration and landscape regeneration of abandoned open pit--a case study in Mentougou District of Beijing City
废弃采石场生态恢复以及景观再生研究——以北京市门头沟区废弃采石场为例
11.
Study on Optimum Thickness of Covering Layer During Turning Open Pit into Underground Mining of Shirengou Iron Ore;
石人沟铁矿露天转地下开采覆盖层合理厚度研究
12.
The Analysis of Seepage Between Da ShiXia Tailings Pond and The Mined-out Area of Hei ShanGou Ironore
大石峡尾矿库与黑山沟铁矿采空区之间渗漏情况分析
13.
In drainage of agricultural lands, a filter or gravel envelope is used to prevent the entrance of fine sand and silt into the drains.
在农田排水中常常采用砾石或过滤层来防止粉细砂和泥沙进入排水沟。
14.
The water had worn a channel in the rock.
水把岩石冲出了一条沟.
15.
They were quarrying limestone.
他们在开采石灰石。
16.
Limestone had been carved away.
石灰石已被开采运走。
17.
a quarry worker who splits off blocks of stone.
一个开劈石头的采石工。
18.
THE CLASSIFICATION OF DANGEROUS DEGREES OF DEBRIS FLOW OF ALA CREEK,TIANSHAN MOUNTAINS
天山阿拉沟泥石流沟危险度的划分研究