Study on the Signal Attenuation during Transmission in Underground Laneway

GSM信号在井下巷道传输中的衰落研究

What Arthur Griffith said about the headpiece over the freeman leader: a homerule sun rising up in the northwest from the laneway behind the bank of Ireland

阿瑟·格里菲思曾提过《自由人报》社论花饰:自治的太阳从西北方向爱尔兰银行后面的小巷冉冉升起。

Numerical Modeling of Flexural Deformation of Laneway in Layered Rock Mass

层状岩体巷道弯曲变形的有限元模拟

Distribution Abutment Pressures on Laneway Pillars for Superwide Isolated Fully Mechanized Top Coal Caving Face

超长孤岛综放工作面煤柱支承压力分布特征研究

Study of Wireless Mobile Communication for Laneway and Face Based on OFDM

基于OFDM的巷道和工作面无线移动通信研究

The Simulation Research of Laneway Effect on Point Electrical Source Field in Isotropy Medium

均匀围岩介质中点源电流场的巷道影响模拟研究

Study of Forecast System of Outburst of Coal Laneway with Method of Continuous Flow and Its Implementation

连续流量法煤巷突出预测系统的研究与实现

Failure Mode of Deep Large Section Intersecting Laneway and Its Countermeasures

深部大断面交岔点破坏形式与控制对策

Mechanism Analysis on Failure of Deep Rock Laneway under Dynamic Disturbance

深部岩巷在动力扰动下的破坏机理分析

Study on Detecting Simulation Ahead of Tunnel and Laneway and Its Migration Techniques

隧道及井巷工程超前探测模拟及其偏移技术研究

Support Design and Simulation in No. 9 Coal Laneway of Wuhushan Mine

五虎山煤矿9号煤层巷道支护设计及模拟

Practice of Pre-setting Laneway in Underhand Drift Cut-and-Fill Stoping

下向进路式胶结充填采矿法中巷道预留技术实践

Experiment and Application Study of Fore Detecting by MSP Method for Geological Structure in Laneway

巷道前方地质构造MSP法超前探测技术与应用研究

The Research on Virtual Laneway Modeling and Its Application in Water Breaking-through

虚拟巷道模型构建及其在巷道水淹模拟中的应用研究

Practical Effect of audio-frequency Electric Perspective in an Iron Ore Laneway

音频电透视仪在铁矿巷道中的试验效果

A Preliminary Study of Three-dimensional Display of Laneway Appling OpenGL

应用OpenGL进行巷道三维显示研究

Research on Dynamic Model of a Railroad Laneway-stacker

有轨巷道式堆垛机的动力学模型研究

Analyses and Control of Unstable Mode of Laneway with Rock-burst Possibility in Deep Mine

有岩爆倾向深井矿山采矿巷道的失稳模式分析及其控制技术

Study and Application of Vehicle-made Emulsified Dynamite for Cave Laneway Blasting

车制乳化炸药在硐室爆破中的研究及应用

Automatic anti-slipped device for escarpment railway laneway

大坡度轨道巷自动防跑车装置

Treatment of sulfur iron ore laneway in Dandong- Benxi express highway

丹本高速公路硫铁矿巷道的处理

Discuss of Caving the Roof in the Working Face by Using False Inclined Laneway

对采用伪倾斜巷道布置放顶煤工作面的探讨

Optimization of Stoping Laneway Design Under Complex Geology Conditions

复杂地质条件下回采巷道设计方案优化

Dynamic Characteristics and Stability Analysis of Laneway Group in Overlying Rock Caving Porcess

覆岩崩落过程中群巷动力特征与稳定性分析

Numerical Simulation of Coved Laneway in Complicated Condition

拱形巷道在复杂应力条件下的数值模拟

Measure and Practice on the Shoring of the Soft Rock Laneway

淮北矿区软岩巷道支护措施及实践

Wall Rock Stability Classification of Gently Inclined Coal Seams Laneway and the Research of Rockbolt Shoring Design

缓倾斜煤层巷道围岩稳定性分类与锚杆支护设计决策系统研究

Value of Laneway Surrounding Rock Stability on the Basis of Nondestructive Testing of the Bolt Working Load

基于特征锚杆工作载荷动态检测的巷道围岩稳定性评价

The use of the Guiding Laser in the course of working in the laneway

激光指向仪在井巷施工过程中的有效使用

Clean and Fast Construction Technology for Strap-laneway of Thin Coal Bed with Hard Upper Plank

坚硬顶板薄煤层皮带巷洁净快速施工技术