研究结果是建立冻土损伤理论的前提和基础。
The study advanced the evidence for building the damage theory of frozen soil.
本文首次将损伤理论引入回用纸页损伤研究中。
In this paper, damage theory is initially introduced into the study on recycled paper damage.
本文首次将损伤理论引入回用纸页损伤研究中。
In this paper, damage theory is initially introduced into the study of recycled fiber damage.
本文给出了一种基于疲劳损伤理论的计算强化系数的方法。
This article has given one kind of method based on the fatigue damage theory to compute the enhancement coefficient.
因此，对变幅疲劳寿命和累积损伤理论做进一步研究是很有意义的。
So it will result in error when calculating the fatigue life, and it is significant to study on the variable fatigue life and the cumulative damage theories.
简要介绍了经典的疲劳累积损伤理论和几个典型的损伤变量定义式。
The main classic fatigue cumulative damage theories and the representative definitions of damage variable have been introduced briefly.
这同热震断裂和热震损伤理论计算的热震参数R和R的结果相一致。
The experimental result coincided with the thermal shock parameter R and R calculated values based on thermal shock fracture and thermal shock damage.
本文阐述了已有的混凝土结构疲劳累积损伤理论和疲劳损伤识别原理。
In this dissertation, the theory which is known of concrete structure fatigue cumulative damage and damage detection is narrated.
以复合体损伤理论为基础，建立了非饱和原状膨胀土的弹塑性损伤本构模型。
Based on the damage theory of composite substance, an elastoplastic damage constitutive model of unsaturated undisturbed expansive soil was developed.
基于位移反分析理论及几何损伤理论，对巷道裂隙岩体的损伤参数进行了辨识。
Based on the theory of displacement back analysis and the theory of geometrical damage, identification of damage parameters in joint rock mass is studied in this paper.
本文根据线性累积损伤理论，给出了农机焊接件在谱载荷作用下的寿命估算方法。
According to the linear cumulative damage theory, a method for estimating life for welding structure of farm machinery acted under load spectrum is given.
本文以损伤理论为基础，应用“损伤度”的概念力求对混凝土冻融损伤进行量化。
This paper, by rooting upon the damage theory, tries to carry out quantified study on the damage of concrete caused by freeze-thaw cycles.
通过对样车(B车)的试验分析，证明疲劳损伤理论在耐久试验中应用是非常有效。
Through test analysis of the specimen (B-car), the fatigue damage theory is proven to be useful in the vehicle durability test.
把细观损伤理论和宏观统计损伤模型结合，建立应力–应变与微裂纹密度变化的关系；
The relation between stress-strain and density variation of rock crack has been obtained through the meso-damage theory and damage statistics model.
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.
现有的各种损伤理论基本上都是关于等温问题的，且在不同程度上依赖于某些经验假设。
The existing damage theories are almost about isothermal damage problems, and depend on some empirical hypotheses to some extent.
最后，根据前面的化学和力学损伤理论，模拟遭受化学损伤条件下混凝土结构的力学性能。
Finally, according to the chemical and mechanical damage theory, the mechanics performance of a concrete tube structure suffered some chemical damage are simulated.
本文从微观统计的损伤理论出发，建立了腐蚀混凝土单轴受压本构模型，与试验结果较符合。
Beginning with the damage theory of micro-statistics, the constitutive model of corroded concrete under uniaxial compression is established which is proved by the experimental outcomes.
为了能够更好地进行应用损伤理论来研究问题，对爆破损伤变量合理的定义方法进行了探讨。
In order to further study the problems by means of damage theory, the reasonable definition methods of damage variable are discussed.
根据双标量各向同性弹性损伤理论，提出了一个土体损伤模型，给出了相应的损伤演化方程。
Based on double scalar isotropic damage theory, a new soil damage model and damage evolution equations were presented.
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.
笔者尝试实现损伤理论有限元的结合(损伤有限元)，并运用于对整体结构的损伤进行分析衡量。
Damage FEM, and applies it to analysis of holistic structure damage, defines a new degree of damage with strain as the variable of damage.
最后，依据几何损伤理论得到基于岩石细观量化试验的岩石REV的初始损伤张量，将其引入到g。
Finally, based on geometrical damage mechanics, the initial damage tensor of REV of rock at mesoscale is obtained, and then introduces it into g.
局部蠕变损伤理论的实质就是试样是多种不同蠕变性能材料的统一 ，并由蠕变应力再分布得到证实。
The essence of localized damage theory is that materials could be divided into several different groups with different creep damage and proved by stress redistribution.
从应力波表层损伤理论分析了混凝土表层“开坑区”的侵彻特性，提出“简化等效阻力线”的计算方法；
Penetration performance in surface layer of concrete target was analyzed by stress wave damage theory, calculating method base on "simplified equivalent resistance line" was presented.
根据局部损伤理论和相似原理，给出了蠕变裂纹启裂前的孕育上下限时间并推导了蠕变裂纹扩展率方程。
Based on the local damage hypothesis and utilizing similarity solutions, this paper presents a procedure for estimating the incubation time prior to the onset of creep crack growth.
采用随机波浪谱和线性疲劳累积损伤理论对导管架式海洋平台在波浪荷载作用下的疲劳可靠性进行研究。
The linear fatigue of the jacket structure was evaluated by using wave spectrum analysis theory and theory of linear cumulative damage.
混凝土的损伤会引起弹性和粘性性质的改变，利用弹性和粘性的双参数来描述损伤，建立双参数损伤理论。
Damage in concrete medium leads to a variation of elasticity and viscosity. Damage theory with double parameters is presented to describe the damage.
混凝土的损伤会引起弹性和粘性性质的改变，利用弹性和粘性的双参数来描述损伤，建立双参数损伤理论。
Damage in concrete medium leads to a variation of elasticity and viscosity. Damage theory with double parameters is presented to describe the damage.
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