岩体完整性
- 网络rock mass integrity
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柳州白云岩岩体完整性及其承载力
Rock mass integrity of Liuzhou dolomite and its bearing capacity
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柳州市白云岩区钻孔取芯判断岩体完整性研究
Study on rock mass integrity determined by drill-hole core in dolomite area of Liuzhou
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KV法在判定岩体完整性中的应用
Application of the Kv method to the Judgement of Rock Mass Integrality
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某水电站右坝肩边坡发育有顺坡向f1断层,破坏了边坡岩体完整性并由此带来稳定问题。
Rock mass integrity of dam right abutment slope of some hydro electric station is destroyed with Fault f1 developed , so stability problem is raised .
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按照BQ围岩分级方法通过测定岩石单轴饱和抗压强度和岩体完整性系数进行变更围岩级别,显然不能满足隧道快速施工的实时需要。
In accordance with BQ rock classification method , by measuring the uniaxial compressive strength and integrity parameters change the rock level , obviously it can not meet the real-time need for the rapid construction of the tunnel .
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论工程岩体完整性的评价方法
Evaluating ways about the integrity of the engineering rock mass
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岩体完整性系数的确定问题
Problem to determine the integrity coefficient of rock mass
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利用岩体完整性指数评价基岩灌浆效果的探讨
Discussion on Appraise of Effect of Grouting in Bed Rock Using Rock Mass Integrity Indexes
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岩体完整性包括两方面含义:岩体切割程度和岩体块度。
Integrity of rockmass has two parts of meanings , i.e.rockmass cutoff degree and rockmass fragmentation degree .
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三是反映岩体完整性指标的岩体声波值有一定提高,浅部完整性较差的岩体提高幅度较大,大体可以提高10%左右。
Third : sound wave value has the certain enhancement reflected crag body complete Index , it enhances the scope to be bigger to the shallow complete worse crag body . It may enhance about 10 % roughly .
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文章通过工程实例,重点介绍了雷达技术在灌浆检测、洞穴勘探、水库大坝隐患调查、岩体完整性评价以及古河床探测等方面的应用。
By case histories , this paper stresses to introduce the application of radar technique on the sides of grouting examination , cave exploration , investigation of hidden trouble of reservoir and dam , assessment of the integrity of rock mass and exploration of paleo-riverbed etc.
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喀斯特溶蚀和地下水的存在削弱了岩体的完整性,使洞室围岩的弹性抗力系数大大降低,围岩受力情况较为复杂,稳定性差别较大,需要进行针对性的施工处置。
Karst and underwater weaken the perfection of rock mass , and have the factor of elasticity resistance decline , these lead to complex in situation of mechanics of the surrounding rocks , there are big different stability , and must been handled .
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由于受到多次构造运动和其它地质因素影响,两岸坝肩被8条大断层和4组裂隙相互交切,使坝肩岩体的完整性受到一定程度的破坏。
Because of the influences of tectonic movements and other geologic factors , the abutments of the dam are cut by 8 large scale faults and 4 group clefts . As a results of intersecting each other , the completeness of rock mass is damaged to a certain extent .
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程家沟铁矿边坡结构面研究表明,节理破坏了岩体的连续完整性,降低了岩体的强度。
The research on the structural plane of the slope in chengjiagou Iron Mine Shows that the continuity and the intensity of the rock body are destroyed and lowered by joints .
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最后讨论岩体类型、完整性、无侧限抗压强度、风化程度以及灌浆材料、灌浆压力等因素对预应力锚索破裂面形状、极限侧阻力以及极限抗拔力等的影响。
The results have shown that the ultimate uplift capacity is related to failure shape of anchor rope and rock type and its unconfined compressive strength and its fractured and weathered characteristics , as well as grouting material and grouting pressure etc.
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北山1号孔钻孔雷达测试的实践表明:钻孔雷达测量是了解岩体内部裂隙延伸和岩体完整性的有效手段,对高放废物处置库场址评价有重要意义。
Borehole radar survey proves to be an effective method to detect the fracture extension and rock integration of granite , and is of important significance in site characterization for high-level radioactive waste repository .
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对河床深厚覆盖层上坝基稳定性做了分析评价,并基于岩体赋存环境和岩体几何完整性对河谷深槽及河床深厚覆盖层的形成机制作了研究。
Then the stabilities of the dam foundation on the thick and deep riverbed cover be analyzed and evaluated , and the formation mechanism of deep trench and the thick cover of the river be researched through the environments of rock mass and its geometric integrity .
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根据岩心观察与描述,岩心采取率、岩石质量指标(R、Q、D)、岩石的块度指标、声波值及声波曲线、岩体回弹检测等方法确定岩体的完整性。
This paper affirms the completeness of rock mass by observing and describing the rock core , recovery ratio , R. Q. D.
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风化营力的作用使岩体中次生裂隙增多从而导致岩体完整性、岩体结构的变化,本文以波速比为纽带,研究了两岸坝肩部位岩体结构量化指标与风化分带的关系。
Because the weathering agent causes the change of integrity and structure of rock mass , the relationship between rock mass structure indexes and weathering zoning is discussed through wave velocity ratio .
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岩体的卸荷变形破坏导致了岩体完整性的显著降低,但卸荷松动过程的主体部分多在几个月内完结。
The unloading deformation and failure have led to a notable decrease of integrality of rock mass , however , the main courses of relaxation are completed in several months .
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岩体声波衰减品质因素Q值是反映岩体完整性程度的综合参数。
The quality factor Q of the acoustic wave attenuation is a comprehensive parameter reflecting the integrality degree of rock mass .
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针对岩体快速加固的工程要求,提出了岩体完整性的分级方法;
In view of the engineering requirements of broken rock accelerative consolidation , a rock mass integrity classification method is proposed .
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对晋阳西山大佛所在陡崖岩体进行弹性波检测,获得评价该岩体完整性所必须的岩体物理力学性质参数,这些参数也是大佛陡崖岩体加固设计所必需的。
The rock mass physical and mechanical parameters , which are necessary to evaluate the rock mass integrity and strengthen the scarp rock mass of big Buddha , are obtained with elastic wave test method .
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洞库围岩稳定性一方面取决于洞库周边围岩应力集中的情况,另一方面取决于岩体强度和变形特征,其核心问题在于岩体完整性。
The stability of the surrounding rock mass depends upon its strength and deformation properties as well as the situation of stress convergence in it , and the key is the integrality of the rock mass .
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本文分析了当岩石纵波速度V(pr)用声波法测试,岩体纵波速度V(pm)用地震法测试时,岩体完整性系数K存在着不合理性,并提出了修改方法。
This paper analyses the fact that when the longitudinal wave velocity of rock Vpr is tested by sonic method and the longitudinal wave velocity of rock mass Vpm tested by seismic method , the irrationality exists in the integrity coefficient of rock mass K.
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将岩体与岩块的纵波波速比的平方定义为岩体的完整性系数,不仅为国内外学者广泛认同,而且是现行规范的定义。
The square of the ratio of longitudinal wave ( P-wave ) velocity of rock mass to that of rock block is defined as intactness index of rock mass .
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煤炭开采将破坏岩体内部原有的力学平衡状态,使岩层发生位移和变形,破坏岩体的完整性。
The coal mining will destroy the originally mechanical balance of the rock strata and undermine the integrity of rock with moving and deforming .
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结论桩周岩体的强度对基桩的位移和内力影响最大,在施工中应尽量保护桩周岩体的完整性和强度。
The strength of rock around pile had the greatest influence on displacement and the internal force of pile ; the strength and integrality of rock should be protected as well as possible .
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在对岩体可爆性影响因素进行综合归纳分析的基础上,对14种岩石静载和动载特性参数、岩石容重以及岩体完整性系数测试与计算的结果进行了线性相关性统计分析。
Based upon comprehensive analyses of the rock property parameters that may affect blastability , linear correlation analysis was made on the data obtained from the tests of static and dynamic properties , specific gravity and integrity coefficient of 14 types of rock .