从各向异性介质的弹性波理论出发,本文系统地分析了各向异性土介质中地震波的传播特性。
Based on the theory of elastic wave in anisotropy medium, the characteristic of the seismic wave is analyzed in this paper.
计算结果表明,贯入速率、地基土强度的各向异性与强度软化效应对于T型触探仪的贯入阻力系数影响较大。
The results show that the effects of strain rate, anisotropy of soil strength and strain softening on T-bar factor are appreciably large.
本文还对围压水平影响、碾压施工所造成的土料超固结和各向异性等问题作了简单的讨论。
Here, some problems about the influence of confining pressure level, also the over-consolidation and anisotropy of fill materials due to compaction procedure during construction were discussed too.
通过不同方向切样的原状土试验结果对比,反映了原状土体存在明显的各向异性,结构性引起的各向异性在应变越小时越明显。
Through the comparison of test results of natural soil samples cut from different direction, the anisotropy of natural soils which becomes obvious as strain decreases is illustrated.
基于各向异性情况下的土体弹性本构关系理论分析,认为土的可恢复剪胀现象可部分归因于土的各向异性引起的弹性剪胀。
Based on the theoretic analysis of the anisotropic elastic constitutive relation, the reversible dilatancy was partly explained by the elastic dilatancy deformation caused by soils anisotropy.
计算结果表明,在确定土体应力—应变关系时,不仅应该考虑土的弹塑性,还应该考虑到土的各向异性,这样才能符合土的实际情况。
The calculated results show that the model considering both elastoplastic and anisotropic characteristics in determining soil stress strain relations agrees quite closely with the actual state.
对于非均质各向异性软土地基上管桩基础的承载力,基于塑性极限分析理论考虑软土强度的非均质与各向异性效应,提出了一种改进的三维极限分析上限解法。
A modified three-dimensional plastic limit analysis method is proposed for lateral bearing capacity of the large-diameter pipe pile in the inhomogeneous and anisotropic soft ground.
从土体极限应力状态线所致的各向异性出发,结合原状土的力学特性,给出了原状土的应力空间、应力增量变换公式。
Based on the anisotropy induced by the critical state line, the idea of transformation of stress space is presented.
这种模型适合各向同性的单一土层,而实际工程场地的地基土多是各向异性的成层土层。
The model is only suitable to isotropic elastic soil, but the soil stratum in real engineering site is always layered and anisotropic one.
将所建立的超固结土模型推广为能够反映超固结土的初始应力各向异性的弹塑性模型。
The constitutive model for overconsolidated clays proposed by the authors was extended to an overconsolidated clay model with stress-induced initial anisotropy.
计算结果表明,土的渗透各向异性对固结过程中的地表位移有比较显著的影响。
The results show that the anisotropic permeability of soils has a remarkable effect on the surface displacement in the process of consolidation.
利用编制的计算机程序分析了土非均质和各向异性参数对承载力的影响。
It was analyzed with the computation program how the anisotropic and non-homogeneous parameters influenced the bearing capacity.
利用编制的计算机程序分析了土非均质和各向异性参数对承载力的影响。
It was analyzed with the computation program how the anisotropic and non-homogeneous parameters influenced the bearing capacity.
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