backfill mining是什么意思

网络释义

用法例句

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

flat back cut and fill method

水平分层充填开采法

overhand cut and fill

上行分层采掘充填开采法

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

rill cut and fill method

倾斜分层充填采煤法

square set and back filling method

方框支架充填采矿法

horizontal cut and fill stoping

水平分层充填采矿法

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

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

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

The Ore Mining Technique Study of Panel Mechanization Cut-and-Fill Stoping Method Used in Deep Mining of Tonglushan Mine;

铜绿山深部开采盘区机械化分层充填法的回采工艺研究

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

Study on the Gas Migration in the Goaf Filling of Full-mechanized Mining Working Face

综采工作面充填开采采空区瓦斯运移研究

A Study on Rock Pressure of Ascending Order in Mining Adjacent Gypsum Seams with Long Wall Picking Fill

近距离石膏矿层长壁充填法上行开采的矿压研究

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

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

timbered horizontal cut and fill stoping

木支护的水平分层充填采矿法

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

The Present Applications and Development Prospects of Filling Method of Mined-out Area

采空区充填法的应用现状与发展前景