在上海,海潮负荷引起的应变效应在数值上与起潮力直接引起的应变效应相当,经海潮改正后,计算结果的精度有显著提高。
In Shanghai the strain effect of ocean tide loads approached the direct effect of tide-generating force, and after correction of ocean tide loads the accuracy of calculation was distinctly improved.
混凝土约束改变了有效应力-应变关系:造成强度和临界应变的增加。
Confinement of concrete results in a modification of the effective stress-strain relationship: higher strength and higher critical strains are achieved.
在此基础上,初步分析了由于海潮所导致的次级效应及其影响,给出了应变分量的计算方法。
On such a basis, the secondary effects caused by the tide are analysed with the calculation method for the component of strain presented.
目的研究葛根芩连汤不同配伍对主要化学成分、药理效应变化的影响,综合分析该方的配伍规律。
Objective To study the influence on chemical components and pharmacological effect of Gegen Qinlian Decoction (GQD) by different compatibility whose regulation was analyzed comprehensively.
这个指标描述了由异质性而非抽样误差引起效应变异的百分比。
This describes the percentage of the variability in effect estimates that is due to heterogeneity rather than sampling error (chance).
简要介绍等通道转角挤压法(ECAE)的基本原理及通过该方法得到的有效应变量的主要影响因素。
The mechanism of Equal Channel Angular Extrusion (ECAE) is briefly introduced, the influential factors on effect strain obtained by severe plastic deformation are also presented.
在经典弹-塑性理论的屈服函数中引入应变梯度及考虑应变率效应的函数。
The second shear strain gradient and the function reflecting the effect of strain rate are introduced into the yield function of classical elastoplastic theory.
为了解决具有异形内轮廓的冲压件翻边工序中易产生裂纹等缺陷,分析了异形内轮廓翻边成形时周向应变分散效应。
In order to solve the lack of flaw when flanging the part with freeform internal profile, the circumferential strain dispersion effect has been analyzed in flanging the profile.
另一个为考虑应变梯度效应的模型,该模型在已有的材料特征基础上引入了尺度效应。
Two kinds of size effects on micro deep drawing are investigated, which can be explained by surface layer model and strain gradient model.
试验结果还说明复合材料边缘有提高应变集中系数的效应。
The experimental result also shows that composite edge has the effect of increasing strain concentration factor.
通过设计ecap模具的几何结构,研究了剪切应变累积效应的度量方法。
With structural design of ECAP die, the accumulated effect of shear strains under ECAP was calculated.
对所制备的薄铜板进行了室温拉伸实验,研究薄铜板在不同晶粒大小、不同板厚和不同应变速率下的尺寸效应。
The tension test at room temperature is used to study the size effect of thin copper sheet with different crystal size, different thickness and different strain rate.
采取不同的相变模式产生不同的切变应变,合金获得不同的形状记忆效应。
The different transformation model can produce different shear strain, so they show different shape memory effect.
当等效应变速率较大时,变形热效应对流动应力的影响相当显著,压缩过程基本上成为绝热过程。
While the equivalent strain rate is high, this influence is of importance and the compression process can be approximately considered as an adiabatic process.
结果表明,在轴对称变形过程中,随着等效应变的增加,多晶织构显现出明显的横观各向同性及纵向各向异性。
According to the results, during of the axisymmetry deformation, longitudinal anisotropy and transversal isotropy of polycrystal were obvious with the effective strain increasing.
上述方法也可用于分析轴向应力-环向应变曲线的尺寸效应问题。
The method proposed can also be used to analyze the problem of size effect of axial stress-circumferential strain curves.
工程应力应变曲线尺寸效应可以在数值结果中找到佐证。
The present size effect law for the engineering stress-engineering strain curve is also agreement with earlier numerical results.
本文主要讨论了在材料线性应变硬化效应的情况下,自紧管应力与强度的计算公式的推导。
Considering the linear strain-hardening effect of materials, this paper proposes a computation method for the stresses and strength of autofrettaged cylinders.
实验结果表明,玻璃布环氧层板具有明显的应变率、温度效应;在室温以上温度环境下,该层板具有动态韧性。
The experiment results show that the dynamic response of the laminates is clearly dependent upon temperatures and strain rates and there exists dynamic toughness in the laminates.
该模型给出了一个新的背应力演化方程,引入了非比例度参量,并且还考虑了最大塑性应变幅值记忆效应和温度效应的影响。
In this model, a new kinematic hardening equation was used; the non-proportionality, the effect of temperature and memorization for the maximum plastic strain amplitude were also considered.
研究了地下洞室围岩的时间效应变形特性,提出了分析围岩时间效应收敛变形的一种新方法。
A new method for analyzing the time-dependent convergence deformation of the underground surrounding rock is presented.
文中假定,弹性阶段的粘性效应可以略去,仅在塑性应变中粘性才起作用。
It is assumed that the viscosity effect can be neglected for elasticity strain, and only for plasticity strain, the viscosity is significant.
在恒载效应方面,对应变的实测值与理论值的相对偏差进行了统计分析。
About dead load effects, the relative deviation between calculated and measured strain is conducted statistical analysis.
研究了连续碳纤维单丝的应变电阻效应,分析了在拉应力作用下其电阻率的变化规律。
The effect of tensile strain on electrical resistance of continuous carbon fiber monofilament was investigated in this paper.
利用分子动力学方法研究了双晶铜在单向拉伸载荷作用下弹性性能的应变率效应和尺寸效应。
Molecular dynamic simulations were used to investigate the effect of strain rate and size on the mechanical properties of nano-bi-crystal Cu under uniaxial tension.
对应变软化-硬化效应提出一种新的起因于粘弹变形内禀滞后效应的理论解释,并定名为粘弹软化-强化效应。
A new theoretical interpretation for the strain softening and hardening effects, which were caused by the interior hysteresis nature of viscoelastic deformation.
结果可以看出,新的外形设计使传感器有效应变信号增大,提高了传感器的精度。
The result shows that the new shape design enhances the output of effective strain value of sensor, and improves sensor precision.
波导效应所引起的应变灵敏度系数都比弹光效应小几个数量级,因此可以忽略。
The strain sensitivity induced by the waveguide effect is several orders of magnitude smaller than that induced by the strain-optic effect, so it can be neglected.
在等温恒应变速率压缩过程中,随着等效应变速率的增大,变形热效应对流动应力的影响程度增大。
During the isothermal constant strain rate compression process, the effect of deformation heating on flow stress increases with increasing equivalent strain rate.
在等温恒应变速率压缩过程中,随着等效应变速率的增大,变形热效应对流动应力的影响程度增大。
During the isothermal constant strain rate compression process, the effect of deformation heating on flow stress increases with increasing equivalent strain rate.
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