1) Excavating-filling
开采充填
1.
Optimization Design and Numerical Analysis of Excavating-filling Engineering for Lean Ore in Jinchuan No.2 Minefield
金川二矿贫矿开采充填设计优化及数值分析
2) backfill mining
充填开采
1.
Analysis of filling effect and filling ratio of backfill mining in longwall face
长壁工作面充填开采的充填比与充填效应分析
2.
Based on full literature search and comprehensive analysis,the current status is described from the mining technologies of coordinated mining,backfill mining,partial strip mining,and filling the collapsed cavities in over lying strata.
在综合分析大量文献的基础上,从协调开采法、充填开采方法、条带开采、覆岩离层注浆等多种开采技术对建筑物下开采方法进行了研究和论述;展望了我国建筑物下开采的发展趋势,认为覆岩离层注浆、矸石充填、条带开采、原地重建抗变形房将是我国建筑物下采煤技术的发展方向。
3) filling mining
充填开采
1.
The numerical simulation and stress analysis were carried out on strip mining and filling mining at No.
本文以开采岩层移动工程地质理论为指导,以济宁市太平煤矿为例,通过相似材料模型试验、数值模拟等手段,对该矿建筑物下3~#煤条带开采和充填开采进行计算和分析,并对不同开采条件下上覆岩层应力分布特点及地表移动变形进行研究,揭示了条带开采和充填开采引起的上覆岩层的破坏过程、破坏形态、破坏范围及地表的移动变形规律,找出最小地表移动变形和最大采出率的结合点,确定建筑物下合理的开采方式,从而服务于煤矿生产。
4) cut and fill mining
充填开采
1.
Based on full literature search and comprehensive analysis,the paper presents an overall summary of the main mining methods which include cut and fill mining,strip mining,3-step mining,coordinated mining,filling the collapsed cavities in over lying strata etc,and elabo.
在综合分析大量文献的基础上,全面总结了充填开采、条带开采、三步法、协调开采、离层注浆等主要建筑物下采煤方法和井上建筑物的保护措施,并阐述了建筑物下采煤的发展趋势。
5) mining with filling
充填开采
1.
The mining with filling in goaf provides advantages for the rational mining of coal under buildings, railroads and water bodies.
采空区充填开采为"三下"煤炭的合理开采创造了条件。
6) backfill mining
充填法开采
1.
Analysis and mechanism of ground movement, deformation and fracture induced by underground backfill mining;
充填法开采引起地表移动、变形和破坏的过程分析与机理研究
补充资料:开采
挖掘(矿物):~石油ㄧ~地下资源。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条