A discussion on safety production of deep mining in Dongguashan deposit;
冬瓜山矿床深井开采安全生产问题的探讨
In this paper,according to the require of deep mining,the unconfined uniaxial compression strength test of backfill at a different ratio、different density and different curing age has been done.
根据矿山深井开采的需要,对不同灰砂配比、重量浓度和养护时间的高浓度水泥尾砂充填体试块在建材压力机上进行了无侧限单轴压缩强度测试。
Erdaogou Gold Mine pick deepth about 700m,according to Mining Handbook it belong to deep mining.
二道沟金矿目前采深超过700m,按我国采矿手册有关规定已进入深井开采,出现了一些不正常的地压现象。
Analysis and prediction of rock burst dangerous areas in Dongguashan Copper Mine under deep well mining;
冬瓜山铜矿深井开采岩爆危险区分析与预测
A comprehensive analysis is made of rock mechanical properties and crustal stress appearing in deep well mining.
综合分析了深井开采岩石力学性质和地压显现的特点 ,在此基础上提出了适宜于深井开采的弹塑性理论本构模型 ,并应用于冬瓜山深井开采场结构参数的数值优选。
It can be used for reference for the import and remoulding of supporting equipments of deep well mining of narrow and gentle dip vein.
这对我国缓倾斜薄矿脉的矿山深井开采支护设备的引进和改造，将有一定的参考借鉴作用。
Nonlinear mechanics properties in deep mining
矿井深部开采非线性力学特点
A Study of Filling Materials and Pipeline Transportation Systems in Deep Mines;
基于深井开采的充填材料与管输系统的研究
Study on Roof Control Technology of Gob-Side Entry Retaining in Guqiao Deep Mining;
顾桥矿深井开采沿空留巷顶板控制技术研究
Study on Mine Groundpressure Feature and Control Technology of Surrounding Rock of Deep Coal Mining
深井开采矿压特征及围岩控制技术研究
Pillar Stability Analysis and Visual Verification in Deep Mining
深井开采矿柱稳定性分析与可视化验证
Study on Rockburst Proneness of No.105 Orebody of Dachang in Deep Mining
大厂105号矿体深井开采岩爆倾向性研究
Application of Acoustic Emission (AE) Technique in Deep Mining in Xiangxi Gold Mine
声发射技术在湘西金矿深井安全开采中的应用
The Economics Model on Gypsum Mine Reasonable Exploitation Level and Range;
石膏矿矿井合理开采深度及范围的经济模型
Investigation on the Technologies of High Efficiency Mining and Ground Pressure Monitoring and Control for Deep Metal Deposit Mining;
深井金属矿床高效开采及地压监控技术研究
Numerical Simulation Research on Water-burst from Floor in Full-mechanized Caving Mining Thick Coal Seam in Deep Mine
深井厚煤层综放开采底板突水数值模拟研究
The Technique Applied for Mining through Large-throw Fault Complex in Deep Mine
深井大落差断层群带条件下的开采技术
Thorough Tapping Latent Potentialities,Careful Transformation Extension Mine Pit Mining Service Life
深入挖潜 细致改造 延长矿井开采服务年限
Study on Wall Rock Transmogrification Mechanism of Laneway Along the Gob in the Influence of Caving about the Fully Mechanized in Deep Mine;
深井综放开采沿空掘巷采动影响围岩变形机理研究
In the paper, the design of dewatering and drainage by pipe well point method for deep foundation pit excavation of a metro station in Shenzhen city is presented.
主要介绍了深圳地铁×车站深基坑开挖所采用的管井井点降水方案的设计情况。
Study in Failure and Deformation Character of Entry Along Goaf and the Technology of Strata Control about the Fully Mechanized Sublevel Caving in Deep Mine;
深井综放开采沿空巷道变形破坏特征与围岩控制技术研究
Research on Mechanism of Stability and Control Technology of Deep Soft Roadway Influenced by Over-under Coal Seams' Exploitation
深井上下覆开采软岩巷道围岩稳定机理与控制技术研究
deep shaft sinking technique in ancient China
中国古代深井开凿技术
Cementing technology for Yuanba No.1–side1 deep side tracking well
深部开窗侧钻井元坝1-侧1井固井技术
Study on Stress State of Wide Strip Pillar in Gobs of Deep Mines
深井采空区宽条带煤柱受力状态研究