人体新鲜骨骼是各向异性,非均匀材料,其截面几何形状比较复杂。
Human living skeletons are anisotropy material, they cross section geometric shape is comparatively complicated.
由非均匀材料解导出均匀材料的结果,这些结果与已知解析解相一致。
The results by deteriorating solutions of nonhomogeneous materials into those of homogeneous materials are identical with those results known.
功能梯度材料作为一种新型的非均匀材料在航空航天中有着重要的应用价值。
Functionally graded materials (FGMs), a kind of new type nonhomogeneous materials, have significant applications in the astronautic and aeronautic fields.
数值结果给出了该类非均匀材料有效反平面剪切模量随微结构参数变化的规律。
Numerical results demonstrate the variations of the effective antiplane shear modulus of such heterogeneous materials with microstructure parameters.
结合变物性非均匀材料本构方程,推导出变物性非均匀复合材料的热传导方程。
Then by being combined with constitutive equation of changing physical parameter and nonhomogeneous compound material, it deduces the heat conduction equation of c.
工程师们正在研发更多高效的方法,批量生产非均匀性多孔材料和固体泡沫,以适应具体的结构应用。
Engineers are developing more efficient methods to mass produce non-uniform porous materials and solid foams that can be tailored to specific structural applications.
低围压时,岩石试件内材料并未趋于均匀化,非均质性显著,强度尺寸效应明显;
At low confining pressures, the inhomogeneity of rock materials results in obvious strength-size effect.
研究了功能梯度材料截顶圆锥壳在横向机械载荷与非均匀热载荷同时作用下的变形问题。
The deformation of functionally graded truncated conical shell subjected to transverse mechanical load as well as non-uniformly thermal load is studied.
分析中包括了搭板的几何尺寸、材料因素、地基非均匀、枕梁及沥青加铺层对搭板弯拉应力及变形的影响。
The influence of geometric size, material properties of the slabs, inhomogeneous subgrade, sleeper beam and bituminous overlay on the bending stresses and deflection is investigated.
而造成微元体不断破裂的原因是微元体材料性质的非均匀性。
The reason that progressive failure of microelements is the uniformity of their material properties.
以温度梯度均匀化为准则,利用仿生优化方法得到了域内有均匀和非均匀热源时高导热材料的最优布置。
According to the uniformity principle of temperature gradient, the high conductivity material constructs are optimized by bionic optimization method.
结果表明,由于材料的非均匀性,功能梯度梁中存在拉-弯耦合变形。
The results show that there exists the tension-bend coupling deformation in the uniformly heated beam because of the non-uniform characteristic of materials.
岩石是典型的非均匀脆性材料,其内部富含各种缺陷,在受载破裂过程中会产生大量的声发射信号。
Rocks were typical inhomogeneous brittle materials with abundant various deficiencies inside and will generate plenty of acoustic emission signals during damage process under loading.
混凝土是多相、非均匀性质的多孔材料,因此,其细观结构与强度的关系表现出极其复杂的非线性关系。
Concrete is a kind of porous material with heterogeneous and nonuniform nature, therefore, it expresses quite complicated nonlinear relationship between the mesoscopic structure and the strength.
混凝土是一种典型的非均匀准脆性材料,其断裂过程是非常复杂的。
Concrete is a typical heterogeneous quasi-brittle material used in engineering, and its fracture process is very complex.
本文将非均质弹性体的渐近均匀化方法应用于复合材料的宏观与细观分析之中。
In this paper, the method of asymptotic homogenization for periodic media is employed for predicting macro and microscopic properties of unidirectional composites.
因此,应变梯度,因此有关梯度的力学性能有着密切的联系氢气所产生的非均质性非均匀干燥在一层的材料。
So, the strain gradients and consequently the related gradients of mechanical properties are closely linked to hydric heterogeneities generated by non-uniform drying in the layer of material.
利用数值方法研究材料空洞化和承受应力沿板厚分布的非均匀性对材料分叉(平板中平面剪切带和表面皱曲)的作用。
The effects of the nonuniformity of porosity development and stress distribution on material bifurcations(plane shear bending and surface wrinkling)are investigated by means of numerical method.
因此,对于泡沫金属这种细观结构非均匀性比较严重的材料,仅仅使用初始密度尚不足以刻画其材料特征。
Therefore, for metal foam with highly complicated mesostructure heterogeneity, it is not enough to describe their material characteristics only using initial density.
这可以根据目标应用通过在过滤器中使用非均匀数量的催化材料来实现。
This may be accomplished by using non-uniform amounts of catalytic materials within the filter depending on the targeted application.
首先,通过分析同一批试件的初始密度,考察了材料的初始非均匀性;
Firstly, the material initial heterogeneity was reviewed by analyzing the initial density of specimens of the same group.
对于非均匀性对以上复合材料的等效刚度和破坏过程的影响进行了分析。
The effects of heterogeneity on equivalent modulus and failure process are analyzed.
考察了沿厚度方向材料参数为非均匀的功能梯度横观各向同性矩形板的自由振动。
The free vibration of a transversely isotropic and functionally graded rectangular plate with material constanting inhomogeneous across thickness is investigated in the paper.
研究了材料介质细观非均匀性对纤维增强脆性基复合材料在单轴拉伸荷载下的力学性能的影响。
The influence of heterogeneity on mechanical behavior of composites reinforced with fibers was researched by using the different homogeneity indexes.
混凝土是一种典型的非均匀准脆性材料,其断裂过程是非常复杂的。
The fracture process and interface of the composites were also observed by TEM and SEM.
混凝土是一种典型的非均匀准脆性材料,其断裂过程是非常复杂的。
The fracture process and interface of the composites were also observed by TEM and SEM.
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