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    Super-cubic and sub-cubic law of rough fracture seepage and its experiments study
    粗糙裂隙渗流的超立方和次立方定律及其试验研究
    The rough fracture surface and the distribution of fracture apertures can be simulated by fractal theory.
    裂隙本身可以看成由上下两裂隙面叠合而成的,可以应用分形几何理论来模拟粗糙裂隙面和裂隙张开度的分布情况。
    The composite prepared with PHPS,with density of 1.83g/cm~3,porosity of 10%,and flexural strength of 45.4MPa,shows a smooth fracture surface and strong fiber/matrix bonding,while the composite prepared with PHMS exhibits a rough fracture surface and moderate interfacial(adhesion),lower density of 1.66g/cm~3,higher porosity of 16%,but higher flexural strength of 56.3MPa.
    结果表明:由PHPS制备的复合材料密度为1.83 g/cm3,气孔率10%,弯曲强度45.4 MPa,材料断口平整,纤维基体界面结合强; 而由PHMS制备的复合材料密度仅为1.66 g/cm3,气孔率16%,却具有更高的弯曲强度56.3 MPa,材料断面较粗糙,界面结合较弱。
    Advances of the research on fluid flow and solute transport in a single rough fracture
    单个粗糙裂隙中水流及溶质运移研究进展
    The high fatigue properties were found to be related with higher crack closure stress,rough fracture surface and tortuousity of crack path.
    较高的疲劳性能与裂纹尖端闭合应力、断口表面粗糙度以及裂纹扩展路径弯折程度有关。
    In this paper the mechanism and law of seepage through natural rock is experimentally studied with anartificial rough fracture used to model the natural rock fracture.
    本文用人工粗糙面缝隙模拟天然岩体裂隙进行物理模型实验,对天然岩体裂隙渗流机理及其规律做了初步探讨。
    According to statistic stationary random process theory ,a set of three - dimensional indexes and methods describing the shape of spatial curved surface of rough fracture have been presented.
    根据数理统计原理,从随机平稳过程理论出发,提出了一套描述裂隙空间曲面几何形态的三维指标和方法。
     From the structure of a fracture the seepage law in a rough fracture was constructed considering the effect of fracture tortuosity. And affection of fracture tortuosity on fluid flow process was evaluated and the results combined with FEM analyses can be applied to practices.
    从裂隙的细观结构出发,分析了裂隙曲折率对流体渗流过程的影响,得出了不规则裂隙的渗流规律。 并把该结果应用于有限元分析,得出了裂隙突出坡度对渗流过程的影响。
    The authors analyzed the available results about seepage of fracture and revealed that relationship between discharge of seepage and average aperture for rough fracture had two kinds of power relationship,taking average aperture to replace hydraulic aperture.
    在充分总结和认真分析了裂隙渗流现有研究成果以后发现,采用平均隙宽代替水力隙宽后,裂隙单宽渗流量与平均隙宽之间存在两种截然相反的幂指数关系,一种是指数大于3的超立方关系,而另一种是指数小于3的次立方关系。
    The test results revealed that the mating rough fracture would follow a supercubic law while the nonmating rough fracture followed a subcubic law. 
    结果表明:吻合粗糙裂隙符合次立方定律,而非吻合粗糙裂隙遵循超立方定律。
    Rough fracture surface is of characteristics of fractal and can be considered as congruence of the upper and lower fracture surfaces.
    岩体裂隙面是粗糙不平的,具有分形特征。
    The simulation is made on solute transport in rough fractures by characteristic FEM based on the fracture face and fracture apertures simulated by using fractal theory.
    在用分形理论模拟裂隙面及裂隙张开度的基础上,用特征有限元方法对粗糙裂隙中的溶质运移进行了模拟。
 

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