细观解理断裂应力主要由临界裂纹的长度决定。
The local cleavage fracture stress is mainly determined by the length of the critical microcrack.
本文研究了含有微小裂隙的韧性材料中细观损伤的演化。
Study is emphasized on the evolution of microstructural damage induced in material, which initially embeds flaws.
然细观庞德的诗歌翻译理论与实践，庞德有其忠实标准。
However a probe into his poetry translation theory and practice will reveal Pound's standard of fidelity.
本文从细观力学角度研究了高脆性材料亚临界裂纹扩展机制。
The subcritical crack growth mechanism in brittle materials is studied from the viewpoint of mesomechanics.
细观层次上的材料行为对于材料的宏观行为起着关键的作用。
The behavior of materials at mesoscopic level is key to the macroscopic behavior.
此方法实现了材料细观结构到构件宏观响应的直接过渡分析。
By this microelement method, the influence of voids on the macro-responses can be analyzed.
对基于硬化模型建立的扰动状态理论（DSC）做细观分析。
The paper performs meso analysis of disturbed state concept theory(DSC) which based on hardening model.
本文探讨一种适用于复合材料宏细观间跨尺度分析的细观元方法。
A micro element method for the scale-span analysis of composite materials with microstructure is suggested.
并表明该方法能用以建立复合材料细观力学与宏观力学间的联系。
The paper shows that the method can be used to establish the relation between micromechanics and macromechanics of composites.
从细观断裂力学和损伤力学的观点出发，解释了该规律的物理意义。
The physical meanings of the formula presented are explained from the standpoint of submacroscopic fracture mechanics and damage mechanics.
岩石冻融过程的细观损伤研究是近年来冻融损伤研究的一个新方向。
The damage propagation of rock under the freezing and thawing condition is a new direction of rock damage mechanics.
基于细观力学方法建立了两种预测单向复合材料的热膨胀系数的方法。
Two methods are established to predict the thermal expansion coefficient of Unidirectional composite based on micro-mechanics.
应用混凝土细观结构模拟技术，获得了任一级配骨料的界面体积分数。
Applying the simulation technique of concrete mesostructure, the ITZ volume fraction was obtained for a given aggregate grading.
材料的宏细观破坏理论是当前固体力学和材料科学研究的一个重要课题。
The macro-and micro-failure theory of materials is a very important research subject of solid mechanics and material science.
探讨了实现复合材料细观结构与构件宏观动力特性直接关联的细观元法。
The microelement method, which establishes the immediate relation between the microstructure of material and dynamic character of structural member in composite material, is discussed.
根据混凝土细观结构模拟技术，提出了混凝土界面体积百分比的计算方法。
Based on the computer simulation technique of concrete mesostructure, a method is presented of computing the ITZ volume fraction.
经典的细观力学方法虽然可以较好地描述混凝土的性质，但计算比较复杂。
Classic micromechanics can accurately describe concrete properties, but the analyses require complex computations.
岩石爆破损伤断裂机理是由岩石爆破机理和岩石细观损伤力学理论组成的。
The mechanism of damage and fracture of rock blasting is composed of blasting mechanism and rock meso-damage theory.
渐近均匀化方法是一种便于同时求解复合材料细观与宏观性能的有效方法。
The asymptotic homogenization method is very useful for solving both micro and macro properties of composite materials.
通过宏细观相结和的方法，对韧性金属材料的内界面进行实验研究和数值计算。
The internal boundary of ductile metal was comprehensively studied by the combination of macro-mesoscopic experiment and numerical simulation.
从砌体细观结构出发，提出了用于砌体复合剪压受力过程模拟的细观力学模型。
A mesoscopic mechanics model for masonry structures is established based on elastic damage mechanics and the tests of masonry structures under shear-compression loading.
简述了细观损伤力学的研究进展，分析了细观损伤力学对金属塑性加工的重要意义。
Research progresses of meso - damage mechanics were summarized and its significations in metal plastic forming were analyzed.
文中将土的结构划分为微观、细观与宏观结构三层次，并定义了细观结构的物理涵义。
In this paper the soil structure is divided into three levels: microcosmic, tiny and macroscopical, and also gives the physics meaning of the tiny structure.
通过高速纹影图像从细观角度详细研究了不同传播条件下瓦斯爆炸火焰前锋的细微结构。
Using high speed schlieren photographs the microstructure of flame front surface in gas explosion was studied from the microscopic view.
其力学性能及损伤破坏机理不仅取决于各组分材料的性能，同时也取决于细观结构特征。
The mechanical behavior and failure mechanism of woven fabric composites depend significantly on its micro-structure and the properties of each constituent.
本文采用宏观和细观相结合的方法，研究材料在破坏之前的缺陷演化对材料力学性能的影响。
The effect of damage evolution on mechanical properties of PMMA is studied by using a macro-description method combined with a mesoscale investigation.
复合材料细观力学的核心任务是建立复合材料宏观性能及其组分和细观结构之间的定量关系。
The key assignment of composite micro-mechanics is to build the quantitative relation of various macro-performance and the microstructure.
针对以缺陷密度为参量的细观损伤演化模型的局限性，着重研究了微裂纹尺寸对损伤演化的影响。
The effect of the microcracks size on damage evolution was investigated to overcome the limitations of damage models based only on defect density.
针对以缺陷密度为参量的细观损伤演化模型的局限性，着重研究了微裂纹尺寸对损伤演化的影响。
The effect of the microcracks size on damage evolution was investigated to overcome the limitations of damage models based only on defect density.
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