进一步完善采场围岩控制理论。
It is further perfect to adopt the field rounds the rock the control the theories.
深部构造区域巷道应加强顶板与肩角围岩控制。
Thus, the surrounding rock control in roadway roof and shoulder needs strengthening in deep tectonic regions.
本课题的内容是应力控制方法在采场围岩控制中应用的基础性研究。
This paper content is the basic research about stress control principle and its application in surrounding strata in stope.
结果表明,相似材料模拟结果比较可靠,为综放采场围岩控制提供一定的理论依据。
The results show that similar simulation results are reliable and provide some theory bases for surrounding rock control in full-mechanized caving mi…
本文的研究对深井破坏巷道的修复治理具有指导意义,研究成果可以进一步完善深井巷道围岩控制理论。
The research in this article is the guide to restoration the deep mine damaged roadway. The research result will further improve the control principle of roadway surrounding rock in deep mine.
随着我国煤矿开采越来越趋向深部,煤矿软岩问题便越来越突出,特别是三软煤层回采巷道的围岩控制问题。
Along with the mines toward deep level in China, the problems of soft rock are becoming more and more outstanding, especially controlling surrounding rock of three-soft coal seam.
各自然地质单元瓦斯赋存情况受其围岩力学性质、断层分布、煤层厚度等地质因素控制。
The presence of geological units of gas under control of rock mechanical properties, fault distribution, seam thickness.
研究环状层理必须综合考虑构造位置、应力条件、沉积环境,沉积特征、围岩条件等因素的影响和控制作用。
The tectonic location, stress condition, sedimentary environment, sediment characteristic and wall rock condition are the elementary factors considered in loop bedding study.
锚杆注浆是一种行之有效的控制围岩变形和保证巷道稳定的支护技术。
Anchor concreting is an effective support technique to control surrounding rock deformation and keep tunnel stability.
在给定初始支撑强度的前提下,加大支架的让压变形量,提高支架承载能力,大大改善了矿工钢梯形支架控制围岩的效果。
After being set state load, optimized timbering adds support yielding deformation, increases the load-carrying ability and improves the effect of controlling the surrounding rock.
夏杖子金矿严格受构造破碎带控制,围岩蚀变主要为钾长石化、黄铁矿化、硅化和碳酸盐化。
Xiazhangzi gold deposit is strictly controlled by structural fracture zone, and the wall rock alterations are mainly of K feldsparization, pyritization, silication and carbonation.
试验结果有助于解释围岩注浆加固控制巷道变形的机理。
It is helpful for explaining the mechanism of the deformation control in roadway by grouting reinforcement in surrounding rock.
隧洞断面宜采用曲线形状; 宜采用控制爆破全断面开挖,减少对围岩的扰动以保持岩体自承能力;
The tunnel section is advised to adopt curved shape and full-face excavation by controlled blasting to reduce disturbance on surrounding rock and maintain its self-supporting capability.
如何保护隧道式锚碇周围围岩的完整性是一项很关键的施工控制要点。
How to protect the integrity of the rocks around the tunnel tieback is a crucial construction control point.
分析了围岩弱结构巷道的非均称控制机理;
The non-harmonious control mechanism of surrounding rocks of roadways with weak structures was analyzed.
模型实例分析表明:碎裂岩体结构控制着围岩变形及稳起性,而且结构面的作用远远超过岩体组成成分岩块的作用。
The practical analysis indicates that the deformation and stability are controlled by cataclasite structure and the effect of the structure surface far exceeds the rock block one.
注浆及锚索加固是控制围岩变形和保证巷道稳定的一种支护方式。
Grouting and anchor cable reinforcement is a support way that controls the deformation of roadways and guarantees the steady of roadways.
结果表明,辅助锚注支护显著提高了围岩的强度和承载能力,有效地控制了深部极软岩巷道的围岩变形。
Results indicate that the bolt-grouting support helps to increase the strength and bearing capacity of the surrounding rock and to control its deformation effectively.
留巷断面选择最优跨高比并采用以高初撑力为核心的高强支护体系,能够合理控制围岩变形。
The optimal cross-height ratio and the high strength supporting system with the core of high pre-stress could be helpful to control the deformation of surrounding rock reasonably.
通过膨胀性围岩巷道的平面应变模拟,了解到膨胀地压的显现规律及控制措施。
By the planar strain modelling of expansive rock tunnel, the appearance law and controlling measure of underground expansive pressure being found out.
这些结果可直接应用于围岩—支护相互作用分析的已有解析解中,并通过控制围岩边界位移量进行锚杆支护参数设计。
The improved rock mass parameters have been applied to the support action analysis of tensioned and grouted bolts by using the existing analytical solutions.
周边控制爆破后,形成的围岩表面可视为分形,其分形的维数反映了岩石经历的爆破过程。
The surface of surrounding rock by controlled perimeter blasting can be looked as fractal whose dimension is the mirror of the explosion action process of rock.
现在的采矿工程已不仅是开采问题,而且还要注意围岩稳定性和岩层控制。
Now the mining engineering problem has been not just the mining issues, but also to pay attention to stability and surrounding rock strata control problems.
采用地表管桩控制软流塑状围岩的溜塌;
Pipe plies are installed from the ground surface to control the collapse of the plastic-flow ground;
缅萨洼金矿床是川西地区产于花岗岩及其围岩的接触带中、受喜马拉雅期韧性剪切带控制的金矿床的典型代表,探明储量为小型。
The Huanxiangwa gold deposit occurs in a ductile shear zone in andesite of the middle Proterozoic Xiong'er Group, and the orebody is controlled by fracture zone.
摘要:浅埋矿体破碎围岩的控制需要合理有效的支护手段。
Abstract: Control of broken surrounding rock of shallow burying ore requires proper and effective support methods.
摘要:浅埋矿体破碎围岩的控制需要合理有效的支护手段。
Abstract: Control of broken surrounding rock of shallow burying ore requires proper and effective support methods.
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