1.
LARGE-DIAMETER LONGHOLE STOPING METHOD IN SPAIN
西班牙大直径深孔采矿方法考察概况
2.
THE HIGH BENCH LONG HOLE MINING IN ANQING UNDERGROUND COPPER MINE
安庆铜矿高阶段大直径深孔采矿法实施方案
3.
STUDY ON STABILITY OF STOPE IN ROOM HIGH-LEVEL LARGE-DIAMETER LONGHOLE MINING IN ANQING COPPER MINE
安庆铜矿矿房高阶段大直径深孔采矿采场稳定性研究
4.
Blasthole deflection is an severe adverse factor when mining is carried out using large diameter long hole blasting .
在大直径深孔采矿中 ,炮孔偏斜是非常不利的因素。
5.
Similar Experiment of High-Level Large-Diameter Long-Hole Mining in the Anqing Copper Mine
安庆铜矿高阶段大直径深孔采矿相似材料模拟实验
6.
Application of High Bench Large Diameter Longhole Blasting Technology in Anqing Copper Mine
高阶段大直径深孔爆破技术在安庆铜矿的应用
7.
Large-diameter longhole blasting was used to excavate soil-rock in some engineering project.
某工程的土石方开挖采用大直径深孔爆破方式。
8.
EARTHQUAKE EFFECT OF HIGH-LEVEL LARGE-DIAMETE R LONG HOLE BLAST IN ANQING COPPER MINE
安庆铜矿高阶段大直径深孔爆破地震效应的浅析
9.
Research and Application of the Anti-punching Technology for Large-diameter andDeep-hole Blasting of Anqing Copper Mine
安庆铜矿大直径深孔爆破防冲技术的研究与应用
10.
Technology of 1000 meter directional borehole at large diameter for mine gas extraction
顶板大直径千米长钻孔抽采瓦斯技术
11.
Probe into Large Diameter Direct Drainage Borehole Construction Technology in North China Type Coalmines
华北型煤矿施工大孔径直排孔的工艺探讨
12.
sublevel blast-hole method
深孔分段崩落采矿法
13.
Application of Large-diameter Borehole in the Process of Gas Comprehensive Management in Coal Face
大直径抽采钻孔在采面瓦斯综合治理中的应用
14.
Drilling Construction Technology of Large Diameter Drainage Hole in Wutongzhuang Mine
梧桐庄矿大直径排水孔工程钻探施工技术
15.
Study on the Vertical Bearing Capacity of Large-Diameter Bored Cast-in-Situ Long Pile;
大直径深长钻孔灌注桩单桩竖向承载性能研究
16.
Experimental analysis of artificial deep foundation with large diameter and length shorter than 6 metres
长度小于6m的大直径人工挖孔深基础试验研究
17.
Several problems of large diameter deep hole bored pile construction management
大直径深孔灌注桩施工组织中的若干问题
18.
Technique for Construction of Large Diameter Over-long Drilled Piles in Complex Geology in Deep Water
深水复杂地质大直径超长钻孔桩施工技术