1.
Experiment on effect of cutter parameters of PDC bit on rate of penetration
布齿参数对PDC钻头破岩效率影响的试验
2.
Comparative Analysis of Rock-breaking Efficiency and Wearing between 17 in Disc Cutter and 19 in Disc Cutter
17 in与19 in滚刀破岩效率及耐磨度的初步比较研究
3.
The Influence of Cutting Element Dimension,Linear Speed and Bit Load Stabilization on Chip Grain-Size and Effect of Rock Failure
切削具的线性尺寸、线速度、轴载的稳定性对岩屑粒度和破岩效率的影响
4.
A new evaluation method for rock-crushing efficiency based on crushing work ratio
一种基于破碎比功的岩石破碎效率评价新方法
5.
Increasing Blasting Efficiency of Frozen Rock and Speedingup Shaft Construction
提高冻结基岩爆破效率 加快立井井筒施工速度
6.
Study on Influence of Rock Roadway Driving Blasting Seismic Effect and Wall Rock Stability;
岩巷掘进爆破地震效应及围岩稳定性影响研究
7.
Study on the Shaping Effect of Jointed Rock Mass under Blasting in Tunnel
节理裂隙岩体隧道爆破成型效果研究
8.
In rock blasting, the rock interlayer has great influence on the quality and effect of blasting.
在土岩爆破中,夹层的存在对爆破质量和爆破效果有着较大的影响。
9.
CORING TECHNOLOGY OF IMPROVING CORE RECOVERY IN THE FRACTURED CARBONATE FORMATION
提高碳酸盐岩破碎地层取心收获率技术
10.
Experimental Study on the Seepage Properties of Broken Limestone at Different Porosity Rate
不同孔隙率下破碎灰岩渗透特性试验研究
11.
Experimental Research of Strain Rate Effect on Mechanical Properties of Salt Rock
盐岩力学特性应变率效应的实验研究
12.
Effect of wettability of low-permeability rocks on oil recovery efficiency
低渗透率岩石润湿性对驱油效率的影响
13.
Study of Control Effect of Rockmass Structure on Dam Abutment Rockmass Deformation and Failure of High Arch Dam of Tiger Leaping Gorge Hydroelectric;
虎跳峡水电站高拱坝坝肩岩体变形破坏的岩体结构控制效应研究
14.
LOOSENING EFFECT OF THE CONTROLLED BLASTING ON ADJOINING ROCK
周边控制爆破引起的围岩松动效应分析
15.
Study on Cumulative Damage Effects and Stability of Rock Mass under Blasting Loading;
爆破作用下岩体累积损伤效应及其稳定性研究
16.
Application Study on Blasting in Rock with Shaped Charge;
聚能效应在岩土工程爆破中的应用研究
17.
The Discussion on Rock-breaking Effectivity of the Raise Boring Machine Pick-shaped Inserted Roller Cutter;
反井钻机镐形镶齿滚刀破岩效果的研究
18.
Study on the Destruction Mechanism of the Cranny Rock Mass and the Effect of Reinforcement;
裂隙岩体的破坏机理及其锚固效应研究