sublevel open stope method是什么意思

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用法例句

This paper present the sectional filling mining method,the mixed filling materials of complete tail are used as bonded filling aggregate in this method.

介绍了分段充填采矿法使用全尾砂、江砂混合充填材料作为其胶结充填骨料的试验研究 ,通过一系列的室内试验和生产实践 ,经济合理地选择了混合充填材料的配比、渗透性、沉降性以及充填体强度等参数 ,并取得了较好的效果。

To this end,the article argues,respectively,the sub-rock stage of backfill mining method and later stage of filling empty field in Lilou and efficient exploitation of iron ore production during the feasibility of options for large-scale mining operation has a mining program reference.

文章分别论证了分段凿岩阶段充填采矿法和阶段空场嗣后充填采矿法在李楼铁矿投产期间高效开采的可行性,对大型矿山投产选择采矿方案具有一定的借鉴意义。

Discussion and Practice of Vertical Parallel Hole Caving Technology with Sub-level Filling Method

分段充填采矿法垂直平行孔落矿技术探讨与实践

horizontal cut and fill stoping

水平分层充填采矿法

PRACTICE IN BLASTING TECHNOLOGY FOR SUBLEVEL FILL STOPING IN FENGSHAN COPPER MINE

丰山铜矿分段充填法的爆破工艺实践

timbered horizontal cut and fill stoping

木支护的水平分层充填采矿法

square set and back filling method

方框支架充填采矿法

Application of Room and Pillar Mining Method in Under-sea Deposit

分矿房矿柱分层充填法在海底开采中的应用

Application of the Upwards Cut-fill Mining Method in Ganzhou Uranium Mine and its Prospect

上向分层充填采矿法在赣州铀矿的应用及展望

Finite Element Analysis of Filling Mass -Orebody-Rock Mass Stability for High-Level-Mining in Anqing Copper Mine

安庆铜矿高阶段回采充填体—矿体—岩体稳定性的有限元分析

Analysis and Evaluation of Systemic Security for Deep Exploitation Filling Mining in Tonglushan Mine;

大冶铜绿山矿地下开采充填采矿法系统安全性分析及评价

Experimental Study on Mining Method of Dry Backf Illing in Shanggong Gold Mine;

上宫金矿干式充填采矿方法试验研究

Choice of stope matting material for dry type back-filling mining method

干式充填采矿法采场铺垫材料的选择

Research on the Optimization of Structural Parameters for Heavy Ore-body by Sublevel Open-Stope with Subsequent Filling

厚大矿体分段空场嗣后充填采场结构参数优化研究

rill cut and fill method

倾斜分层充填采煤法

flat back cut and fill method

水平分层充填开采法

Application of mechanized panel slicing backfilling mining method in Jilongshan gold mine

机械化盘区分层充填采矿法在鸡笼山金矿的应用

The indoor experiment on the filling materials used for downward slicing drift mining with cemented bacKfill in Gaolong Gold Mine was performed.

对高龙金矿下向分层进路胶结充填采矿法所用的充填材料进行了室内试验研究。

Rational Use of Filling Mining Method Sound of Full Realization of Mining

合理使用充填采矿法 全面实现采矿无害化

STUDY ON STOPING SEQUENCE FOR MULTI-STEP MINING SYSTEM WITH BACK

多步骤回采的充填采矿法回采顺序研究