复合材料与各向同性材料相比具有明显优势。
Compared with isotropic materials, the composite material has evident advantages.
正交各向异性和各向同性材料的应力强度因子均为本文的特例。
The stress intensity factors of both orthotropic and isotropic materials can be obtained from the present results.
混凝土假设为各向同性材料，且忽略计算变形时的泊松比效应。
Concrete is assumed to be an isotropic material, and deformations due to Poisson's ratio are ignored.
讨论了两种情形：一是各向同性材料的，一是正交各向异性材料的。
Two cases are discussed: one is for isotropic material and the other for orthotropic material.
过去广泛深入地研究各向同性材料的压力容器，而复合材料压力容器有着与他们本质的不同——各向异性。
In the past, we extensively studied of isotropic materials pressure vessels, but the composite material pressure vessels have a fundamentally difference with them -anisotropy.
应用损伤力学理论，采用从热力学出发导出的各向同性材料的损伤本构方程和损伤演化方程来进行计算分析。
When using the theory of damage mechanics, the damage constitutive equations derived directly from thermodynamics is adopted to do following analysis.
国内外已有不少对于各向同性材料带裂纹柱体扭转的研究，但是仅限于特定截面几何形状和特殊曲线裂纹的问题。
There have been many studies about the torsion problem of an isotropic bar with cracks, but most of them are available only to the special section geometry with special curvilinear cracks.
文中还通过对一个算例和简单波解的讨论指出了复合材料波所具有的一系列不同于各向同性材料中波的性质和物理现象。
The simple wave solutions are also obtained and discussed in detail. The results show that there exist a number of characteristic properties and physical pheno…
经C路径的二次ECAE加工后试样为各向同性材料，其缺口冲击强度较PP有所提高，拉伸强度下降，断裂伸长率提高，表现出很好的延伸性。
The specimen by route C ECAE processing was isotropic and its impact strength increased, tensile strength decreased, elongation at break improved and show…
土体本构模型一般都将土体作为各向同性材料，应用于混凝土面板堆石坝应力变形计算时常带来不小的误差，本文以双曲线模型为例剖析了计算中存在的问题。
In most of soil constitutive models, the soil is taken as isotropic material. This may result in significant error in stress and deformation computation for concrete slab in rock-fill dam.
本文论述了在各向同性记忆材料屈服与断裂中流变现象的重要性问题。
This article is concerned with the problem of the importance of rheological phenomena in the yielding and fracture of isotropic material with memory.
对于各向同性塑性材料，缓慢扩展裂纹尖端的各向异性塑性应力场就变成理想塑性应力场。
For the isotropic plastic material, the anisotropic plastic stress fields at a slowly propagating crack tip become the perfectly plastic stress fields.
文中最后讨论了各向同性强化条件和随动强化条件下两种材料旋转圆盘的安定性。
Finally, the shakedown problems of rotating disks of such materials under isotropic and kinematic hardening conditions are discussed.
采用一种新的旋转基体稳态流化床沉积装置制备大尺寸的各向同性热解炭材料。
Large isotropic pyrolytic carbon rings were fabricated by a steady fluidized bed deposition apparatus with a rotating substrate.
各向同性损伤理论是建立在材料是均匀的、各向同性的以及损伤也是各向同性的假设基础之上。
The theory of isotropy damage is based on the hypothesis that the material and damage are symmetrical and isotropic.
在对各向同性双材料界面裂纹扩展研究现状进行综述的基础上，提出了目前研究存在的问题以及今后的研究趋势。
Based on status in quo of the interface crack propagation of the isotropic bi - material, the exiting problems and the tendency of the research are proposed.
探讨各向同性功能梯度材料裂纹板热弹性断裂问题的数学模型。
The mathematical models of thermal elasticity fracture problem of cracked plate for isotropic functionally graded materials are researched.
本文提出并证明了在各向同性强化条件下的安定定理，即在循环载荷作用下，各向同性强化材料的结构，其安定状态总是可以实现的。
Shakedown theorem under isotropic hardening is presented and proved in this paper. Namely, shakedown state is always achievable for structure of isotropic hardening materials under cycling loads.
各向同性热解炭与传统炭材料相比具有较高的杨氏模量、硬度和强度。
Mechanical tests show that the(Young's) modulus, microhardness, flexural strength and compressive strength of the carbons are higher than those of traditional carbon materials.
在广义标准材料理论框架下，利用本构泛函展开法，推导出弹性各向同性损伤演化方程的一般形式。
Thus, in the framework of generalized standard materials, the damage evolution equation for isotropic elastic damaged materials has been derived.
这些材料往往各向同性散射光的时装(即清一色四望)。
These materials tend to scatter light in an isotropic fashion (i. e., uniformly in all directions).
各向同性双材料以其优越的综合性能在工程上的应用日益广泛。
Isotropic bi - materials with high comprehensive properties are widely used in engineering fields.
颗粒复合材料具有各向同性、成本低等特点，对纤维复合材料是一种补充。
Particle composite is of isotropy and low cost, it is supplement to fiber composites.
基于材料的各向同性理论，根据应力—应变增量关系，建立了一个混凝土的三维本构关系模型。
The 3d constitutive relationship of concrete model is based on the isotropic approach of material with stress strain increment relationship.
我们改进了MZI系统，并用其获得了各向同性非线性材料的非线性修正项和二阶非线性磁化率。
We propose a new method of finding the nonlinear correction term as well as the second order nonlinear susceptibility of the materials by using a modified MZI system.
考虑横观各向同性压电材料中螺位错的亚音速运动问题。
The moving problem of a screw dislocation at subsonic velocity in a transversely isotropic piezoelectric medium is considered.
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.
运用多种分析测试技术对目前大量生产并使用的各向同性钡铁氧体材料在平行和垂直于压制方向上磁性参数的差异及其产生的原因进行了研究。
The difference of magnetic properties and its cause along parallel and perpendicular direction to that of the compact-pressing of nominally isotropic barium ferrites are investigated.
研究了由一类均匀各向同性的可压缩超弹性材料组成的球体在给定的表面拉伸作用下的球对称变形问题。
A spherical symmetric deformation problem was examined for a solid sphere subjected to a prescribed uniform radial stretch on its surface.
这种聚合物材料的一个例子是侧链液晶聚合物，所述侧链液晶聚合物能够发生各向同性相与向列相之间的相转变。
One example of such polymeric materials is side chain liquid crystalline polymers which are able to undergo a phase transition between an isotropic phase and a nematic phase.
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