1) effective modulus

有效模量
1.
Some formulae to predict the effective modulus of this material have been derived theoretically.
利用Mori_Tanaka平均应力的概念和Eshelby等效夹杂的原理,研究了含涂层空心球复合泡沫塑料的弹性性质,从理论上导出了这类复合材料的有效模量预测公式· 此外,基于这些理论公式,讨论了涂层厚度和泊松比变化对复合泡沫塑料有效模量性质的影响·
2.
A theoreti-cal formula is worked out for predicting the effective modulus of these two kinds of compos-ite material.
本文提出复合材料的四相球模型来描述含涂层位于复合材料及合空心球复合材料的力学行为,得到了这两类复合材料有效模量预测的理论公式。
3.
Time dependent stresses of any section of composite concrete members may be calculated with the age adjusted effective modulus.
本文采用按龄期调整的有效模量 ,并根据静定杆件中混凝土收缩徐变引起的任一截面上的应力变化是自相平衡的这一原理 ,推导出预应力叠合构件收缩徐变微差进行分析的公式 。
2) effective moduli

有效模量
1.
Determination of the effective moduli of composite reinforced by hollow coating spheres based on the five phase spherical model;
基于五相球模型确定含涂层空心微球复合材料的有效模量
2.
In this paper, a generalized self consistent Mori Tanaka method(GSCMT) was developed by means of integral equation technique and Hill′s interfacial operator theory, which can be used for predicting the effective moduli of a composite with ellipsoidal inclusions.
利用 Green函数及积分方程技术 ,在夹杂应变均匀的近似假定下 ,将 Hill界面条件应用于整个二相体内 ,从而得到一种可以预报任意椭球夹杂体复合材料有效模量的广义自洽 Mori- Tanaka方法。
3.
Based upon this new scheme the effective moduli of a coated inclusion based composite are obtained and can be expressed in a simple explicit form.
该文摈弃这一经典做法,而从广义自洽模型的应变等价条件出发,在夹杂应变均匀的近似假定下,将Hill界面条件应用于整个二相体内,从而得到一种可以预报涂层夹杂体复合材料有效模量的广义自治Mori-Tanaka模型。
3) effective module method

有效模量法
1.
This method is based on the ideas of force method and age-adjusted effective module method.
根据静定结构分别承受常荷载和变荷载时考虑徐变的受力和变形规律,基于力法和龄期调整的有效模量法,给出了超静定结构考虑施工过程和徐变影响的内力分析方法。
2.
An adjusting effective module method according to age is adopted for a creep analysis program which can be fit for all pole structures.
在开发桥梁分析软件时,为了使徐变计算具有系统性、连贯性和可操作性,通过对已有关于徐变计算理论的文献分析,推导并组织了徐变系数、徐变增量法递推公式以及徐变等效节点荷载列阵等相关计算公式,并采用龄期调整有效模量法编制了适合各类杆系结构各种施工情况的徐变分析程序,计算内容包括徐变系数、徐变变形及徐变次内力,最后通过一个变截面固端梁的算例,采用本程序计算并与其他方法计算结果进行对比分析,表明计算思路正确可行。
4) effective modulus method

有效模量法
1.
With the step-by-step finite element method and the age-adjusted effective modulus method, sectional stresses and deformations of partially prestressed concrete beam at various loading stages have been analyzed in this paper.
本文运用有限元步进法,结合按龄期调整的有效模量法,对部分预应力混凝土梁在不同荷载阶段截面的应力和变形进行了分析探讨。
2.
During the analysis, the time-dependent behavior of arches was modeled by effective modulus method with EC2 model to predict the creep in core concrete.
(2)基于混凝土徐变的EC2模型和有效模量法,按实际施工过程编制徐变分析流程,建立了考虑徐变影响的ANSYS分析模型,并将计算结果与实测数据进行对比,证明了该分析方法是合理可靠的。
5) Effective elastic moduli

有效弹性模量
1.
A simple method to estimate the effective elastic moduli of cracked rock;

裂隙岩体有效弹性模量估计的一种方法
2.
A definition of composite effective elastic moduli is presented based on the energy equivalence principle and its basis and premise are pointed out.
基于能量等效原理提出了复合材料有效弹性模量的定义 ,并指出了该定义的基础及前提条件。
3.
Two meso-mechanical expressions for the constitutive relations and effective elastic moduli of anisotropic media which include distributed inclusions are derived by self-consistent method.
在夹杂理论的基础上,采用用自洽法导出了含分布夹杂的各向异性弹性体的本构关系和有效弹性模量的细观力学表达式。
6) effective electroelastic moduli

有效电弹性模量
补充资料:半数有效量
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CAS号:
性质:能使50%的个体产生阳性效果的剂量。
CAS号:
性质:能使50%的个体产生阳性效果的剂量。
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