fire pillar

Safe Mining Feasibility of Permanent Waterproof Jamb in Kangjiawan Mine

康家湾永久防水矿柱安全开采可行性

Study on the Reclimaning of Fault Waterproof Coal Pillar in Mafang Mine;

马坊煤矿断层防水煤柱开采回收研究

Technology of Hazardous Water Control from Permeable Sinking Columns in Relou Coal Mine;

任楼煤矿导水陷落柱的防治技术研究

The growing feature and the prevention and the cure of water harm of collapse column in XingTai mining area

邢台矿区陷落柱发育特点及水害防治

Analysis and Prevention and Cure of Admission and Diversion of Water in Bei Xulou Coal Mine;

北徐楼煤矿陷落柱充水、导水性分析及防治

A 3D Numerical Analysis of F_2 Fault Waterproof Pillar in Tao Yuan Coal Mine;

桃园煤矿F_2断层防水煤柱留设的三维数值分析

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

Studying the Feasibility of Waterproof Pillar under the Nappe Structure in Work Face 150801 of Xinji No. 1 Coal Mine;

新集一矿推覆体夹片下150801工作面防水煤柱留设可行性研究

A Study on the Engineering Geology Characteristics and on Reasonable Scale of Pillars for Protecting Water about the Overlying Strata of Mining Coal Seam in Wugou Coalmine;

五沟煤矿开采煤层上覆岩土体综合地质特征及防水煤岩柱留设问题研究

Research of Water-inrush Mechanism and Water Disaster Prevention Measures about Fengying Coal Mine of Jiaozuo Mining Area

焦作矿区冯营矿矿井突水机理与水害防治研究

Rapid holding and control for special large water inrush from sink hole in Dongpang Mine

东庞矿陷落柱特大突水灾害快速治理

pillar robbing

【采矿】回收矿柱法

The upward horizontal slice stoping and filling without intervening pillar is the main mining method in Huangshaping Pb-Zn Mine.

上向水平分层充镇无间柱采矿法是黄沙坪铅锌矿的主要采矿方法。

Ground Pressure Monitor and Pillar Robbing Technology in Dangping Baoshan Mining Region

荡坪钨矿宝山矿区水平矿柱地压监测与回采技术研究

(3)preventing such complications as spinal reactive oedema and infection;

(3)预防并发症:脊柱反应性水肿、感染;

The firemen directed jets of water at the burning house.

消防队员把水柱喷向着火的房子。

Ensure that the A-pillar covers the inner edge of the door opening weatherstrip.

确保A-柱盖住车门开口防水饰条内边。