Roughness of rock joints is a major factor affecting mechanical properties of rock joints.
节理的粗糙性是影响节理力学性质的重要因素。
Complex environmental conditions on the mechanical properties of rock study provides some helpful ideas.
为复杂环境条件下对岩石的力学性能影响的研究提供了可借鉴的思路。
The results show that thermal cracking damage of rock is a general phenomenon highly affecting mechanical properties of rock.
结果表明，岩石的热开裂损伤是一种普遍现象，并对岩石的力学性质等有显著影响。
This paper has presented a rock "block model" by which the mechanical properties of rock mass can be described in many aspects.
本文提出块体模型做为三维有限元计算模型，块体模型可多方面的反映岩体的物理力学特性，文中推导了计算公式。
The model simulates the discontinuous rock body of dam foundation, the mechanical properties of rock and the entire double curvature arch dam.
试验过程模拟大坝基础的不连续岩体条件、岩体力学特性和整体双曲拱坝。
Tectonic group patterns of coal seam depended on tectonic stress field, mechanical properties of rock of coal-bearing formation and surrounding environments.
煤层的构造组合型式在很大程度上取决于构造应力作用、含煤地层的岩石力学性质和应变环境等。
Many hypotheses or mechanical models are used to describe the mechanical properties of rock, in which some parameters are determined by experimental results.
为了描述岩石的力学特征，通常会提出各种假设或力学模型，其模型参数一般依据试验结果来确定。
The existence of discontinuities makes the mechanical properties of rock has been greatly weakened, which had made the great hidden risk to construction engineering.
不连续面的存在使得岩体的力学性能有了很大的削弱，给工程施工埋下了很大隐患。
Rheological properties is an important mechanical properties of rock material. Triaxial creep properties of specimen made of purple mudstone were studied under stepwise loading.
流变性质是岩石材料的重要力学特性，以紫色泥岩为例，在分级加载条件下研究了其三轴蠕变特性。
Rheological properties is an important mechanical properties of rock material, triaxial creep properties are studied using specimens made of purple mudstone under stepwise loading.
流变性质是岩石材料的重要力学特性，以紫色泥岩为例，在分级加载条件下研究其三轴蠕变特性。
At present, the domestic and international study of mechanical properties of rock is not so much, and the study of mechanics parameters of rocks under formation condition is even less.
目前，国内外对岩石力学特性的研究并不多，而地层条件下岩石力学特性的研究更少。
The microcracks in rock mass are formed, expanded and converged which have remarkable influences on the mechanical properties of rock. It may bring about material inferiority and failure.
岩体中微裂纹的形成、扩展和汇合对岩体的力学性能产生显著影响，可以导致材料的逐渐劣化直至破坏。
Firstly, the physical and mechanical properties of Shapotou soft rock are detailedly analysed in this paper.
首先，本文对沙坡头坝基软岩的物理力学特性进行了详细的分析。
Cemented tailing filling is a highly non-linear medium, which has uniquely mechanical properties different from those of rock and concrete.
尾砂胶结充填体是一高度非线性介质，有不同于岩石和混凝土的独特力学特性。
Two basic problems, which are change of mechanical properties of swelling rock by effects of water content and the humidity field swelling rock mass, are discussed.
重点讨论了建立湿度应力场理论的两大要素：膨胀岩石含水率变化对其力学性质的影响和岩体中湿度变化规律。
The engineering properties and mechanical behavior are functions of the physical properties of the rock constituents and controlled by the alteration state.
岩石的物理性质受岩石成分及蚀变状态控制，而岩石的工程学性质和力学特征是其物理性质的函数。
From the resent understanding to the mechanical properties of deep Earth rocks, the important role played by the rock rheology in the investigation of continental deformation processes is discuss.
根据目前对深部岩石力学性质的认识，讨论了岩石流变学在研究大陆构造变形过程中所起的重要作用。
The presence of geological units of gas under control of rock mechanical properties, fault distribution, seam thickness.
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。
Rheological mechanical experiment of rock is an important means to know about the rheological properties of rock.
岩石流变力学试验是了解岩石流变力学特性的重要手段。
Effects of shrinkage-reducing agent on the shrinkage and mechanical properties of cement-stabilized crushed rock base are analyzed through an experimental study by adding the agent to the base.
通过对水泥稳定碎石基层掺加减缩剂的试验研究，分析了减缩剂对水泥稳定碎石材料收缩性能及力学性能的影响。
In the simulation of the process of underground mining, mechanical properties and structural features of rock mass are considered.
模拟考虑了岩体力学特性及岩体结构特征，并模拟了井采过程。
The variation regularities of the mechanical properties of different rock elements are summarized.
总结了软岩的力学性质变化特征。
On the base of the rock mechanical properties, the mechanical deformation process of the passive maintained soft rock tunnels was analyzed, the mechanical principle for the active support is raised.
根据岩石的力学性质，分析了软岩巷道被动维护变形的力学过程，提出主动支撑的力学原理。
The drill bit is a direct tool for rock breakage. The rate of penetration is closely related with the drill bit as well as the mechanical properties of the rocks.
钻头是直接破碎井底岩石的工具，钻井速度的快慢不仅与钻头有关，而且与所钻岩石的力学性质密切相关。
So the study of the physical and mechanical properties of heated salt rock is important and essential to ensure the safety of nuclear wastes disposed in salt rock.
因此，为保证核废料地下处置的安全性，研究盐岩在一定温度条件下的物理力学特性十分重要。
The formation of land collapse is related to the huge empty area, geological structure, Strata and rock physical and mechanical properties and weather, hydrology.
塌陷区的形成与矿山存在巨大规模的采空区、塌陷区所处的地质构造、地层岩性及其物理力学性质和气象、水文地质条件这几个因素有关。
Folds of rock layers that have similar mechanical properties or competence tend to be harmonic, with little change in fold shape, symmetry or wavelength from one layer to the next.
相似力学特性质或强岩层的褶皱趋于成为谐调的褶皱，在褶皱形态上、对称性上、或者从一层到下一层的褶皱波长上没有什么变化。
Because of the side slope rock mass affected by unloading and weathering, and cutting of joints and cracks, the whole mechanical properties is poor.
边坡岩体受卸荷、风化作用影响及节理裂隙的切割，整体力学性质较差。
The mechanical properties of the sedimentary rock mass structures depend on the lithological characteristics of rock and different types of structure planes.
沉积岩体结构的力学特征是由沉积岩石的岩性和岩体中各种类型结构面所决定。
The mechanical properties of the sedimentary rock mass structures depend on the lithological characteristics of rock and different types of structure planes.
沉积岩体结构的力学特征是由沉积岩石的岩性和岩体中各种类型结构面所决定。
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