longwall with caving

用法例句

Optimization and production practice of longwall caving

长壁式崩落法的优化及生产实践

sublevel undercut caving method

分段下部掏槽崩落开采

induced block caving

阶段人工崩落开采法

The results show that the great plastic yield areas and pull failure areas are formed in the base structure with caved area extends.

结果表明,随矿岩崩落开采,崩落区下方岩层出现较大范围的塑性破坏区和拉破坏区。

Mechanism of capping rock collapse by no-pillar sublevel caving

无底柱分段崩落法开采顶板围岩崩落机理

Development of MCAI Courseware for Sublevel Caving;

无底柱崩落采矿法的MCAI课件的开发

Establishment of the Ventilation System of Sublevel Caving in Polylevel Mining

多中段开采分段崩落法通风系统的建立

MODEL TEST STUDY OF DEEP-HOLE INDUCED CAVING IN MINING ENVIRONMENT REGENERATION

开采环境再造深孔诱导崩落模型试验研究

sublevel blast-hole method

深孔分段崩落采矿法

Study on the Influence of the Shapes of Draw Bodies with Different Widths of Drift in Caving Method

崩落法开采中进路宽度对放出体形态的影响研究

A VISCO-ELASTIC MODEL FOR ANALYSIS OF GROUND SUBSIDENCE DUE TO UNDERGROUND MINING BY PILLARLESS SUBLEVEL CAVING METHOD

无底柱分段崩落法开采地表移动分析的粘-弹性力学模型

Mining design procedures of the deep mining process sublevel caving stoping method

无底柱分段崩落采矿法回采设计方法

top slicing combined with ore caving

下向水平分层崩落采矿法

Experimental Research on Small Segment Caving Mining Method in Qianhe Gold Mine

前河金矿小分段崩落采矿法试验研究

The masonry of the old building began to crumble.

旧楼房的砖石结构开始崩落。

The Research of Stope Blasting Parameter in Sublevel Caving Method with Large Space between;

大间距无底柱分段崩落法回采爆破参数的研究

Mining Theoretical Great Breakthrough of Sublevel Caving Method

无底柱分段崩落法采矿理论的重大突破

Increasing of ore recovery rate and decreasing of ore loss & dilution rate in the case of pillarless sublevel caving

浅析无底柱分段崩落法提高矿石回采率

Control of the Stability of Drift of Non-pillar Sublevel Stoping in Gangli Iron Mine

港里铁矿无底柱分段崩落采矿中巷道稳定性控制