The stopping uses artificial pillar instead of natural pillar and mining practice in last over ten years demonstrates the methods used are quite efficien
回采过程中,利用人工矿柱代替自然矿柱,提高了矿石回采率。
Application Research of Artificial Jamb in Mining the Gentle Decline Underground Mine
人工矿柱在缓倾斜地下矿开采中的应用研究
Concrete column as substitute for ore pillar in room-and-pillar mining
人工混凝土柱代替原生矿柱在房柱法开采中的应用
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
Experience and skill for artificial sill pillar design and construction in medium-thick orebody
中厚矿体人工底柱设计施工经验及技巧
It described the suscessing test with pillar mettled which have applied manual pillar at gentel dip thick orebody in Heging Manganese Mine.
介绍了在鹤庆县锰矿缓倾斜厚矿体中,试验成功的人工柱锚杆房柱采矿法。
The workers drilled a stick into a pit containing tinder to kindle fire
工人们将含有引火物的炸药柱引入矿内点火。
Research on Dynamic Controlling of Ground Pressure For Room and Pillar Mining and Application of Artificial Intelligence;
房柱式采矿地压动态控制及人工智能应用研究
STUDY ON MINERAL PROCESSING TECHNOLOG OF THE REFRACTORY OXIDIZED LEAD-ZINE ORE IN SHIZHU
石柱难选氧化铅锌矿石选矿工艺研究
Computer Random Simulation in Drawing Research of Large Space Non-pillar New Caving;
大间距无底柱采矿新工艺放矿随机模拟研究
pillar robbing
【采矿】回收矿柱法
The shop-stewards brought out the miners.
工人代表发动矿工罢工.
Strata Behavior of Fully Mechanized Coal Face with Sublevel Caving by Light Supports in Faults Pillar;
断层孤岛煤柱轻放工作面矿压显现规律研究
Research on Safety Pillar against Water in No.2137 West Lower Working Face, Zhaogezhuang Coalmine, Kailuan
开滦赵各庄矿2137_(西下)工作面防水煤柱留设研究
On the prevention and control of mine water induced by collapse column in #21301 coal face in Chensilou Coal Mine
陈四楼煤矿21301工作面陷落柱防治水技术研究
Semi-Industrial Test of Bauxite Separation by Cyclone Static Micro-bubble Flotation Column
旋流-静态微泡浮选柱分选铝土矿的半工业试验
In mining engineering, there are lots of random factors, which is ralative with the reliability of the ore body.
采矿工程中存在很多的随机性因素,这关系到矿柱的可靠度。
A worker employed inside a pit in various industrial operations, as in a coal mine.
矿工被雇在不同工业作业区的矿井内工作的人，如煤矿工人
The workers charged a blast furnace with ore
工人们将高炉装满矿石。