在细观力学和统计强度理论基础上,将损伤力学与计算机技术相结合将是一种有前途的分析方法。
The combination of damage theory and computing method is a promising approach to resolve the stochastic problems due to the heterogeneities in quasi-brittle materials.
从结构破坏的尺寸效应入手,利用纤维束强度理论,得到了材料的宏观统计力学效应。
Based on the size effect of structure fracture and the strength theory of fabric bundles, the macro statistical scaling effect of materials is achieved.
本文借助于平稳时间序列的极值分布理论,对南京地区异常低温事件频次和强度建立统计模型。
The statistical model of frequency and intensity of anomalous microtherm events in Nanjing is established by means of the extreme value distribution theory of stationary time series.
从材料的微观力学性质入手,用纤维束强度理论,得到了材料的宏观统计力学效应。
Based on the micro mechanical feature of materials and the strength theory of fibrous bunchiness, the macro statistical size effect of materials was gained.
从材料的微观力学性质入手,利用纤维束强度理论,得到材料的宏观统计力学效应。
Researching from micro mechanical feature of materials and using the strength theory of fabric bundles, we gain the statistical scaling effect of material in normal scale.
运用统计学理论给出了全级配混凝土试件强度的概型分布,导出了试验样本容量与变异系数之间的关系式。
On the basis of statistical theory, the distribution probability of full graded concrete strength and the relation between the sample size and coefficient of variation are introduced.
由损伤力学理论与微元强度统计理论,得到了岩石声发射参数与损伤参量的关系。
The relationship between acoustic emission (AE) parameters and damage variable is obtained by applying the damage theory and microelement statistical strength theory.
本文运用损伤理论和微元强度统计理论导出了声发射参数与损伤参量及应变的关系模型。
The model about the relationship among AE parameters, damage variable and strain is derived by applying the damage theory and micro-element statistical strength theory.
利用有序统计理论和极值理论,给出了结构强度的可靠度简化计算方法。
Based on ordered statistic and extreme value theory, we give the simplify calculating method for structure reliability.
结合连续强度理论和统计理论,从岩石内部缺陷分布的随机性出发,建立了岩石统计损伤本构模型。
Based on random distribution of interior defect in rock, a statistical damage constitutive model for rock is developed by using the continuous strength theory and statistical theory.
假定软岩微元强度分布统计概率,定义软岩的统计损伤变量,依据统一强度理论建立三轴应力状态下软岩的损伤统计本构模型。
Assuming distribution statistical probability of micro-units strength, statistical damage variable is defined; and the statistical damage constitutive equation is proposed under triaxial.
本文基于岩体节理断裂扩展和剪切滑移两种失稳破坏机制,运用统计断裂力学方法建立了两种破坏方式下节理岩体强度的理论表达式。
In the paper, on the basis of two rupture modes-fracture propagation and shearing slide, the strength of jointed rock is derived by use of statistical fracture mechanics.
本文基于岩体节理断裂扩展和剪切滑移两种失稳破坏机制,运用统计断裂力学方法建立了两种破坏方式下节理岩体强度的理论表达式。
In the paper, on the basis of two rupture modes-fracture propagation and shearing slide, the strength of jointed rock is derived by use of statistical fracture mechanics.
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