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- Natural rock joint surface profiles belong to fractal category. 自然岩石节理表面轮廓线可以看作为分形曲线。
- Roughness of joints is one of key factors influencing shearing property of rock joints. 节理的粗糙性是影响岩石节理剪切力学特性的重要因素。
- Paulino Pereira, J., “Shear Strength of Filled Discontinuities,” Proceedings of International Symposium on Rock Joints, pp.283-287, Norway, 1990. 李俊勋,非连续节理剪力强度趋动因子之研究,硕士论文,私立淡江大学土木工程学研究所,淡水,1996。
- Barton, N. R. and Choubey, V., “The Shear Strength of Rock Joints in Theory and Practice,” Rock Mechanics, Vol. 10, pp.1-54, 1977. 杨长义,岩石模拟材料之相似性选择原则,中国土木水利工程学刊,第10卷,第一期,第151-156页,1998。
- On the basis of analyzing hyperbola and exponent models in common use, the power function model of shear deformation is presented for rock joints. 在分析了岩体节理剪切变形常用双曲线模型和指数模型的基础上,提出了一种幂函数模型。
- The most important factors of rock joint include its direction, shape, size, space, width, roughness and rock strength of joints. 岩石的节理裂隙特征,包括其方位、形态、规模、间距、裂隙宽度、粗糙度、壁面强度等。
- Joint Roughness Coefficient (JRC ) is an equivalent index which describes mechanical effect of rock joint surface angle of ascent. JRC是反映爬坡角力学效应的岩体结构面表面形态等效描述指标。
- Based on the fractal geometry theory,Weierstrass-Mandelbrot function was used to simulate the rock joint surface with different roughness. 通过节理面粗糙度测量、张开度模拟、节理渗流试验及有限元数值分析,探讨了岩石节理复杂的水力特性。
- Based on a review of JRC measurement methods, according to the specific characteristics of rock joint, a piece of profilogragh and roughness rulerare a introduced in the paper. 在回顾粗糙度测量方法的基础上,从岩石节理的具体特点出发,研制了轮廓曲线仪和粗糙度尺,为节理粗糙度系数的统计测量提拱了一种快速测量手段。
- On the basis of roughness measuring, aperture simulation, permeability test and numerical analysis using FEM, this paper deals with the complicated hydraulic conductivity of rock joints. 通过节理面粗糙度测量、张开度模拟、节理渗流试验及有限元数值分析,探讨了岩石节理复杂的水力特性。
- Phien-wej, N., Shrestha U. B. &Rantucci, “Effect of Infill Thickness on Shear Behavior of Rock Joints,” Proceedings of International Symposium on Rock Joints, pp.289-294, Norway, 1990. 苏建彰,含共线裂缝岩石破裂机制之研究,硕士论文,私立淡江大学土木工程学研究所,淡水,1995。
- Based on static relaxation fast Lagarangian analysis of continue(S-FLAC), a new method, generalized-interface-element method, is proposed to solve the problem of rock joints and interfaces. 根据静态松弛快速拉格朗日分析方法(S-FLAC),提出了一种求解岩体界面的新方法即广义界面单元方法。
- Evolution of rock joints into transfixion is described by the time series from strain-stress curves,and the state of joint system in sandstone is chaotic before its ultimate state. 形成岩石全应力应变曲线的时间序列反映了岩石内部节理裂隙趋向贯通的演化进程,砂岩节理裂隙系统在峰前阶段处于不同程度的混沌状态。
- DE Toledo Msc, P. E. C. and DE Freitas, M. H., “Laboratory Testing and Parameters Controlling the Shear Strength of Filled Rock Joint,” Geotechnique, Vol. 49, No. 3, pp.331-355, 1993. 赵振宇,岩石节理面力学性质与导水性偶合行为研究,博士论文,国立台湾大学土木工程学研究所,台北,1999。
- The Panama Canal joints two oceans. 巴拿马运河连接两大洋。
- The rock was honeycombed with passages. 岩石上有许多蜂窝状的小孔。
- Many young rock hounds grow up to be geologists. 许许多多爱好收集岩石的少年,长大后成了地质学家。
- The two joints hang together pretty well. 这两个接头衔接得很好。
- The climber had to negotiate a steep rock face. 那攀登者得攀越一陡峭岩石。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。