pillar mining是什么意思

网络释义

用法例句

Application of flat bottom shallow-hole shrinkage stoping method in Shanggong gold mine;

平底结构浅孔留矿采矿法在上宫金矿的应用

The application of shrinkage stoping method in China;

浅述留矿采矿法在我国的应用

Applying principles of mining technical economics to the calculation and analysis of time value of ure remaining and funds overstockin in the employment of shrinkage stoping method;

运用矿业技术经济学对留矿采矿法留存矿石积压资金的时间价值分析与计算

The application of shrinkage method in the stoping of extra narrow vein of rock gold mine;

留矿采矿法在岩金矿山极薄矿脉中的应用

According to geology conditions of Ⅳ-1 ore body in Suichang gold mine, scraper shrinkage method is applied in the test which the method use flat-bottom trench structure and scraper to draw ore.

针对遂昌金矿Ⅳ -1矿体的地质开采条件 ,试验了平底堑沟受矿电耙运搬底部结构的电耙留矿采矿法 ,取得了较好的经济效益。

The application of shrinkage stoping in gold mines and its improvement measures;

留矿采矿法在黄金矿山的应用及改进措施

The Usage of Static Shrinkage Stoping in Erdaogou Gold Mine

静态留矿采矿法在二道沟金矿的应用

pillar robbing

【采矿】回收矿柱法

The Shrinkage-breasting method with artificial spacing pillars constructed and its application to the mining of dip and medium thickness orebody

间隔人工间柱留矿全面采矿法在倾斜中厚金矿体的应用

The Appling of Mining Method by Stage Avalanche and Shallow Bore Withhold Mine Coulping of XiaDian Gold Mine

夏甸金矿分段崩落与浅孔留矿耦合采矿方法的应用

Determination of Mineral Oil Residues in Chicken Meat by GC-MS

采用GC-MS法检测鸡肉体中矿物油残留

In mining the extremely fractured thin ore body, the separation of waste rock in the conventional shrinkage stoping was replaced by the separation of the rich ore and retaining the lean ore.

对极破碎薄矿体的开采，采用了将常规的留矿法中分选废石改为分选富矿石留贫矿石的采矿方法。

Mine Pillars Mining with Small-scale Coal Mining Approach in Small Coal Mine

小型煤矿采用小进路采矿法的矿柱回采

retreating mining method

后退式开采法(采矿)

open-end method

(采矿) 敞开进路式矿柱回采法

The Research and Practice on Mining Method for Fu-Cao Orebody in Ancient Mine Area

古采区伏槽矿采矿方法的研究与实践

Design of Mining Method and Mining Practice in One Gold Mine of Songxian

嵩县某金矿采矿方法设计与开采实践

Application of Pulse Chute Stoping in Jinchiling Gold Mine

脉内溜井留矿法在金翅岭金矿的应用

Enlightment from Extracting Residual Coal Pillar in Yangzhuang Colliery

杨庄矿在矿井残留煤柱开采中的几点启示

Optimization of mining method for steep dip and narrow vein in Bei-Gan-Gou Gold Mine

北干沟金矿急倾斜薄矿脉采矿方法优化选择

Numerical optimization of the mining method for the deep level ore body mining of Xiangxi Gold Mine

湘西金矿深部矿体采矿方法的数值优选

A TEST OF THEM MINING METHOD FOR MODERATELY INCLINED THIN OREBODY IN DOUNAN MANGANESE MINE

斗南锰矿缓倾斜薄矿体采矿方法的试验研究

Discussion on mining unstable ore bodies of a uranium-molybdenum mine of Chifeng by filling-up method

赤峰某铀钼矿不稳固矿体采矿方法的探讨

Study on Ore Grade Distribution and Selection of the Mining Method at DongGou Molybdenum Mine;

东沟钼矿矿石品位分布及采矿方法选择研究