浅孔留矿,shrinkage stoping with shallow hole
1)shrinkage stoping with shallow hole浅孔留矿
1.31 $RMB and the amount of gold mine increased by more than 30,000 ton per year withshrinkage stoping with shallow hole and keeping the ore to be left as new mining method.0 7元/吨 ,改用浅孔留矿法后 ,采矿直接成本降为 2 0 。
英文短句/例句
1.The Appling of Mining Method by Stage Avalanche and Shallow Bore Withhold Mine Coulping of XiaDian Gold Mine夏甸金矿分段崩落与浅孔留矿耦合采矿方法的应用
2.Shallow burial seems to preserve chalky textured porosity.浅埋藏似能保留具白垩状结构的孔隙。
3.Production practice of short hole mining technique in Xinhua Molybdenum Mine浅孔落矿技术应用于新华钼矿的生产实践
4.Study and Application of the Technique for Gas Drainage through Shallow Holes in the Stress-relaxing Zone at Pingmei No.4 Mine卸压区浅孔抽放技术在平煤四矿的研究与应用
5.Shallow Hole Pillar of a House Fills Mining Law" Application Study in Li lou Iron Mine Hereafter浅孔房柱嗣后充填采矿法在李楼铁矿的应用研究
6.EARTHQUAKE EFFECT OF HIGH-LEVEL LARGE-DIAMETE R LONG HOLE BLAST IN ANQING COPPER MINE安庆铜矿高阶段大直径深孔爆破地震效应的浅析
7.Analysis of Open-pit Mine in the Deep-hole Blasting Mass and Root Causes and Treatment浅析露天矿中深孔爆破大块和根底产生的原因及治理
8.Unite Mining Test and Application of Shallow Hole Shrinkage Stoping Method and Up Level Slicing Filling浅眼留矿与向上水平分层充填法联合开采试验与应用
9.Conference on Shallow (Small) Oil and Gas浅层(小)油矿和气矿会议
10.Metallogenic Characteristics and Pospecting Direction of Liushutang Lead-zinc Deposit留书塘铅锌矿床成矿特征与找矿方向
11.The Usage of Static Shrinkage Stoping in Erdaogou Gold Mine静态留矿采矿法在二道沟金矿的应用
12.borehole content analyzer钻孔矿物含量分析仪
13.sublevel blast-hole method深孔分段崩落采矿法
14.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
15.The safety technologies of the hole of manually dig cast-in-place pile浅谈人工挖孔灌注桩成孔的安全技术
16.Application of Pulse Chute Stoping in Jinchiling Gold Mine脉内溜井留矿法在金翅岭金矿的应用
17.Studies on the Relationship between Retention and Pore Size of Porous Ceramic Membranes;多孔陶瓷膜截留性能与膜孔径关系的研究
18.epithermal gold deposit浅成低温热液金矿床
相关短句/例句
Short-hole shrinkage method浅孔留矿法
1.Short-hole shrinkage method is commonly employed in mining steeply-inclined narrow vein.对于急倾斜极薄矿脉的开采国内外最常用的采矿方法是浅孔留矿法,实践表明,该法存在人工劳动强度大、矿石贫化率高等缺点。
2.The paper analysed the characteristics of the existence of ore body and main technological proposes in Longtoushan gold deposit,to propose the technological measures about design and construction about short-hole shrinkage method,thus the ore loss and rock dilution were significantly reduced and ensure safety in production,and the better technological and economic profits were achieved.本文分析了龙头山金矿矿床开采技术条件特点及主要技术问题,指出应用浅孔留矿法的设计施工技术措施,从而降低矿石损失贫化率指标,确保采矿安全生产,提高矿山企业技术经济效果。
3)shrinkage stoping with short hole浅孔留矿法
1.The paper introduced the technological study and improvement based on theshrinkage stoping with short hole in Zhangjiakou Jinyuan Gold Co.介绍了张家口金圆黄金有限责任公司对原浅孔留矿法进行的技术研究与改进,并在实践中取得了较好的技术指标和经济效益。
4)shallow-hole shrinkage stoping method浅孔留矿采矿法
1.The application ofshallow-hole shrinkage stoping method in Baoziwan Gold Mine;浅孔留矿采矿法在堡子湾金矿的改革与应用
2.The problems of traditionalshallow-hole shrinkage stoping method applied in Guandi silver-gold mine were discussed first,which were the delay of rib pillar stoping and severe ground pressure appearance.简述了官地银金矿传统浅孔留矿采矿法应用中存在的突出问题,即间柱滞后矿房回采,且占有矿量多,造成地压集中显现。
5)Point pillar shrinkage method点柱浅孔留矿法
6)Shallow hole sloping deformation浅孔留矿法变形
延伸阅读
留矿采矿法见自然支护采矿法。
