1.
LARGE-DIAMETER LONGHOLE STOPING METHOD IN SPAIN
西班牙大直径深孔采矿方法考察概况
2.
THE HIGH BENCH LONG HOLE MINING IN ANQING UNDERGROUND COPPER MINE
安庆铜矿高阶段大直径深孔采矿法实施方案
3.
STUDY ON STABILITY OF STOPE IN ROOM HIGH-LEVEL LARGE-DIAMETER LONGHOLE MINING IN ANQING COPPER MINE
安庆铜矿矿房高阶段大直径深孔采矿采场稳定性研究
4.
Blasthole deflection is an severe adverse factor when mining is carried out using large diameter long hole blasting .
在大直径深孔采矿中 ,炮孔偏斜是非常不利的因素。
5.
Similar Experiment of High-Level Large-Diameter Long-Hole Mining in the Anqing Copper Mine
安庆铜矿高阶段大直径深孔采矿相似材料模拟实验
6.
sublevel blast-hole method
深孔分段崩落采矿法
7.
Distribution structure and parameter determination of medium-length holes in stage room mining method
阶段矿房采矿法中深孔布置结构及参数的确定
8.
A new method for the mining of gentle dip and mediun thickness orebody
缓倾斜中厚矿体的一种新的采矿方法——深孔放顶连续回采房柱法
9.
Study on Underground Mining Middle-depth-hole Blasting Vibration in Chengchao Iron Mine;
程潮铁矿地下开采中深孔爆破震动研究
10.
A Study on Blasting Parameter Optimization of Mis-deep Hole Mining Method in Kaiyang Phosphorite Mine;
开阳磷矿中深孔回采爆破参数优化试验研究
11.
Mining Steeply-inclined Thin Orebody with Medium-deep Hole High Sublevel Stoping Method
中深孔高分段空场法开采急倾斜薄矿体
12.
Application of Middle-Deep Hole Falling Afterwards Filling in no Waste and Harmful Mining
中深孔落矿嗣后充填法在无废害开采中的应用
13.
Experimental Research on Long Hole Loose Blasting Mechanized Kaolin Mining
高岭土矿机械化开采预先深孔松动爆破试验
14.
Vertical Itemized Back Pretreatment Medium-length Hole Throwing Blasting Spacing Cementation Filling Mining Method
竖分条预控顶中深孔抛掷爆破间隔胶结充填采矿法
15.
At the Garson Mine in the Sudbury basin, an instrumented test opening has been mined under a paste backfil1ed blast hole stope.
而在萨德伯里盆地的加森矿，已在采用深孔崩矿的膏体充填体下进行试采。
16.
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
17.
Research on the Mining Effect from Mining Deep-Level Orebody in Jinchuan No.2 Mine
金川二矿区深部矿体开采效应的研究
18.
Study on Rock Pressure of Donghai Coal Mine Deep Coal-seam Working Face
东海矿深部回采工作面矿压规律研究