采矿法

我们通常希望投资于采矿法完备、采矿劳力稳定、税收及所有权清晰的地区。

We tend to want to invest where there is defined mining law , established mining labor , and where issues of Taxation and ownership are clear .

在赫代尔案例中，法院支持了《露天采矿法》，反对了《第10修正案》的政策。

In the Hodel cases , the Court upheld the Surface Mining Act against a Tenth Amendment challenge .

VCR采矿法的地压研究

An investigation in ground pressure with relation to VCR mining method

VCR采矿法爆破理论与回采工艺的先进性

The superiority of blast theory and stoping technology for VCR mining method

凿岩峒室的稳定性是VCR采矿法安全的重要保障。

The stability of drilling chamber is an important facet to ensure the safe operation of VCR mining method .

本文就大直径深孔凿岩设备在VCR采矿法中的应用问题作了初步分析。

The paper made a preliminary analysis to the application of large diameter blasthole drilling equipment in VCR mining method .

结合中段运输系统改造，设计了适合杨树金矿床开采条件的下盘双运输巷道系统以及“V”形工作面推进全面采矿法，解决了制约矿山生产能力的运输和采矿方法等问题。

Combining with the midsection haulage system reformation , the " V " type working face overall mining method , which draws ore from the bottom of footwall circle haulage laneway , is proposed .

使用VCR采矿法进行采矿时，必须就地进行爆破漏斗实验，以确定利用球状药包落矿时的爆破参数。

By employing the VCR mining method , the experiment of blasting funnel must be carried out on the spot in order to ensure the parameters in mining by globular dynamite charge .

详细介绍了铜绿山矿VCR深孔采矿法的爆破工艺，布孔参数，装药结构，起爆顺序及网络设计，并分析了安全影响因素和爆破效果。

The blasting technology , holes pattern , charging structure , firing sequence and network design of VCR method are introduced . The influential factors of safety and blasting effectiveness are analyzed .

基于DDEM的自然崩落采矿法崩落规律的数值模拟

Numerical simulation of caving law in natural caving mining method based on deformable discrete element method

VCR采矿法与高阶段嗣后充填工艺相结合，扩大了充填采矿技术的应用领域，在深部厚大矿床安全高效开采具有广阔的应用前景，同时也为充填体力学增加了新的研究内容。

Coupling the Vertical Crater Retreat method with delayed backfill in high-level mining , the applying ranges of filling technology are extended , especially in deep , thick and large-scale deposit , and at the same time new research contents are tabled for backfill mechanics .

离子吸附型稀土矿原地浸析采矿法

In-situ leach mining of ion - absorbed rare - earth mineral

盘区上向高分层连续回采充填采矿法试验研究

Experimental study on panel upward high slice successive stoping and filling

当今难采矿体地下采矿法的科研方向

Direction of Scientific Research on Underground Mining of Difficult Ore Body

充填采矿法的计算机优化设计和方案评价

Computer optimization and evaluation of cut - and - fill method

崩落采矿法放矿的离散元仿真

Discrete Element Simulation of Ore Drawing by Caving Method in Mining

急倾斜不稳定煤层斜分段正台阶采煤方法的运用水平分层充填采矿法

Application of Oblique Sublevel Positive-Step Mining Method on Steeply-inclined Unstable Seam

邯邢矿山崩落采矿法空区下的安全回采

Safe recovery beneath empty zone of caving mining in Hanxing mines

大直径深孔采矿法在中国的应用概况

General Situation of the Application of VCR Mining Method in China

闪式柱层析无轨机械化盘区点柱式充填采矿法实践

The practice of mining method for trackless mechanisation panel pillar filling

充填接顶是充填采矿法中重要的工艺环节。

The injection is an important process of filling mining technique .

分段充填采矿法混合充填材料试验研究

A Research on the Mixed Filling Materials in Sectional Filling Mining

溶浸采矿法回收某尾砂中铜金属的可行性研究

Study on copper recovery from tailings by means of leaching process

大直径深孔采矿法凿岩硐室稳定性研究

Study on Stability of Drilling Chamber in Large Diameter Longhole Mining

胶结充填采矿法充填作用机理与稳定性研究

Study on Mechanism and Stability of Filling in Stoping-cemented Fill Method

研究了分段充填采矿法的动力学原理。

The dynamics principle of the sublevel mining method was investigated .

这个国家同时还颁布了一系列采矿法。

The country also has a new set of mining laws .

干式充填采矿法采场铺垫材料的选择某型号发射机导热密封垫材料的确定

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

充填采矿法在白银深部铜矿的应用

An application of stoping and filling method in Baiyin deep copper mine

顶底柱分区进路式采矿法试验研究

Zonal drifted method for the residual mining of roof and bottom pillars