• Thus, the surrounding rock control in roadway roof and shoulder needs strengthening in deep tectonic regions.

    深部构造区域巷道加强顶板围岩控制

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  • The phenomenon of underground pressure and principle of surrounding rock control of deep shaft coal roadway are introduced.

    分析深井煤层巷道围岩变形特征支护失效原因,提出此类巷道的内外结构耦合平衡支护原理

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  • On the basis of theoretically understanding of fly rock control, some concrete measures for fly rock control in bench blasting are proposed.

    获得飞石控制定性概念基础上提出了台阶爆破飞石控制具体措施

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  • The results show that similar simulation results are reliable and provide some theory bases for surrounding rock control in full-mechanized caving mi…

    结果表明相似材料模拟结果比较可靠,综放采场围岩控制提供一定理论依据

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  • The relationship is analyzed between the deformation nature of floor rocks, anti-injection and the rock nature, rock classification in the floor and the basis for floor rock control is provided.

    分析了底板岩层变化特征,底板抗压人特性岩性岩层类别关系

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  • When you think you are lost, sit down on a log, or a rock, or lean against a tree, and recite something that you have memorized, to bring your mind to a point where it's under control.

    发现自己迷路时,先坐在树桩石头上或者树上背诵一些自己记得的东西,大脑冷静下来。

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  • Discipline is the key to unlocking the intricate physical puzzle that is the rock: you must control your fear, and understand and work with your body.

    自律解决攀岩时遇到复杂体能困境关键必须控制内心的恐惧,了解的身体运用自如。

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  • The animal control officer in Rock Springs had volunteered to be Snoopy's first driver.

    罗克·斯普林斯动物管理部门的负责人志愿担任斯第一位驾驶员。

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  • Fracture mechanism, initiation and propagation of cracks, and the control method of cracks in rock like brittle material under dynamic load are described in this paper.

    本文主要论述了荷载作用岩石脆性材料断裂破坏机理裂纹形成扩展以及裂纹止裂与控制等内容。

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  • Completing control method of well path due to the rock characters and the interaction between bit and formation.

    根据地层岩石特性钻头地层相互作用关系完成眼轨迹控制方法

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  • During the anchoring and shotcreting construction at the rock heading blast advancement face, problems such as support strength can not be guaranteed or engineering quality uneasy to control exist.

    岩巷掘工作面的锚喷施工存在支护强度得不到保证、工程质量不易控制问题

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  • Treatment of very soft rock in Shapotou Water Control Project is a grave subject to be dealt with in project construction.

    沙坡头水利枢纽地基处理就是工程建设必须解决的重大课题

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  • The paleo-weathering crust control distortion and destruction of spillway rock mass.

    古风化壳两岸岸坡岩体变形破坏控制作用。

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  • The presence of geological units of gas under control of rock mechanical properties, fault distribution, seam thickness.

    自然地质单元瓦斯赋存情况围岩力学性质断层分布煤层厚度等地质因素控制

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  • The paper approached the subject of the application of draw theory which utilizes the movement rule of caved rock to control ore-drawing under overlying rock.

    本文利用崩落矿石移动规律进行覆盖下放控制这一放矿理论应用课题进行探讨

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  • Of the many controlling factors rock mass structure is the key factor to control the development of the rock mass destructive mode.

    在其发育过程中的诸多控制因素岩体结构这种岩体破坏方式发育起了控制作用。

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  • It Suffer the gravel silica rock, arena silica control.

    、含砾砂屑硅质岩控制

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  • Not to have control over the senses is like sailing in a rudderless ship, bound to break to pieces on coming in contact with the very first rock.

    没有控制思想驾驶没有舵的驶出港口就会第一块岩石碰撞变成碎片

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  • Therefore, it is essential to take seepage control measures for cavern rock stability and safe operation of the power station.

    二滩水电站目前运行实践表明,地下厂房防渗排水系统设计完全能满足渗流控制要求安全、合理的。

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  • In addition to charts and tables which are meaningful to control surface subsidence and rock pressure in mining engineering, examples are also provided.

    文中除给出采矿工程控制地表沉陷矿山压力意义的图表外,还提供了几个实例。

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  • The key rock mechanical problems of the underground powerhouse in Shuibuya Project are the complicated rock structures and the control effect of soft rock on the surrounding rock of the grotto.

    水布垭地下厂房岩石力学问题主要表现为复杂岩体结构洞室围岩控制作用

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  • Apply modern rock structure control theory to vertically quantify and divide the granite rock with different weathering degree. Then the pile and rock was studied coupled.

    运用现代岩体结构控制理论,对不同风化程度花岗岩体进行垂直量化划分,把耦合一体进行研究。

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  • The assessment is helpful for improving monitoring and control of roof rock stability during coal exploitation.

    评价结果有助于煤矿开采过程中加强不同区域煤层顶板管理科学地指导工作。

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  • Based on generalizing site practice experience on intensive rheological soft rock roadway supporting, this paper puts forward the control measure on intensive rheological soft rock roadway supporting.

    总结流变岩巷支护现场实践经验基础提出了强流变软岩巷道支护控制对策

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  • 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.

    结果表明,辅助注支护显著提高围岩的强度承载能力,有效地控制了深部极软岩巷道围岩变形。

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  • The numerical analogy has been adopted to study the mechanic features influencing stress distribution in coal and rock around the roadway in order to control rock burst disasters.

    为了治理冲击矿压灾害采用数值模拟方法研究了井巷周围岩体力学特性应力分布的影响。

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  • The applications of the composed rock beam model in ground control, surface subsidence control and gas prevention in coalmine are studied deeply.

    组合岩梁模型岩层移动规律研究、地表沉陷控制以及矿井瓦斯防治中的应用进行了深入地分析。

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  • Floor heave is familiar distortion and damage form in deep soft rock roadway, how to control floor heave effectively and economically is an urgent problem.

    深井岩巷常见变形破坏形式如何有效经济控制底鼓是深部开采急需解决的问题

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  • Floor heave is familiar distortion and damage form in deep soft rock roadway, how to control floor heave effectively and economically is an urgent problem.

    深井岩巷常见变形破坏形式如何有效经济控制底鼓是深部开采急需解决的问题

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