• The method for determing the dynamic modulus adopted in the present experiment was found not only simple and convenient, but also highly precise.

    文中采用的击力振动梁测量系统测试弹性模量快速、简便有较高精度可信度。

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  • The larger pores in the interior of specimens may be saturated and lead to cracking, which result in the decrease of relative dynamic elasticity modulus.

    内部可能饱和引起内部开裂导致相对弹性模量下降

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  • Dynamic mechanical thermal analysis showed that the addition of TPR improved the damping of the composite, but decreased the storage modulus and the glass transition temperature of the composite.

    复合材料动态力学性能研究表明TPR加入提高了复合材料的阻尼性质降低复合材料的存储模量玻璃化转变温度

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  • The dynamic shear modulus ratio and damping ratio of soil are indispensability for seismic safety evaluation and soil layer seismic response analysis of engineering sites.

    土的剪切模量阻尼工程场地地震安全性评价工作土层地震反应分析中不可缺少的重要参数。

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  • It has a better flex cracking resistance than those of natural rubber but a lower tear strength and a higher dynamic modulus.

    天然橡胶具有较好的挠曲开裂性能,撕裂强度较低动态模量较高

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  • This paper is of practical significance on both design of dynamic foundations and the resonant test for the modulus and bearing capacity of ground.

    本文结果对动力机器基础设计共振法测定地基变形模量和承载力具有实用价值。

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  • This paper describes the triaxial test system which was designed for determining dynamic modulus and poisson's ratio.

    本文叙述用于测定变形模量动泊松比的三试验设备。

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  • The effects of the consolidation ratios on the maximum dynamic shear modulus and the dynamic shear modulus versus the shear strain of sands are presented by using the resonant column method.

    采用共振试验方法,研究了固结比对砂土最大剪切以及对动剪切模量比与应变非线性关系影响

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  • The storage modulus and damping factor of composites were also characterized through dynamic mechanical analysis (DMA).

    此外,采用动态力学分析(DMA)进一步表征复合材料储能模量阻尼因子

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  • The effect of dynamic shear modulus ratio and damping ratio of soil on the earthquake responses of soil layers is presented in the paper by some examples, especially for the strong earthquake.

    本文通过便指出了不同动力特性经验关系对土层地震反应的分析结果将产生不同的影响特别是大震作用下的土层反应。

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  • Comparing the dynamic modulus of elasticity of the model in each age with the corresponding values of the test data, we can verified the feasibility of the method.

    求得龄期动态弹性相应试验数据相比较,验证方法可行性

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  • Dynamic triaxial test is mainly used to determine the dynamic shear modulus & dynamic damping ratio of soil, which are the important parameters for seismic response analysis.

    试验主要确定剪切模量土的动阻尼而这些参数又是地震动反应分析中的重要参数,该参数的取值小直接影响了桥梁的勘察设计。

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  • The values of the dynamic shear modulus and the damping factor are close to those of sandy soil.

    剪切模量阻尼特性接近砂性土。影响阻尼特性最明显的因素剪应变和周压力。

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  • Experimental studies were conducted on concrete shear strength, static and dynamic modulus of rigidity and Youngs modulus.

    混凝土的抗强度静力动力剪切弹性模量实验研究分析

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  • A linear relationship was found between the dynamic and static Young's modulus.

    动态静态氏模量之间存在线性关系

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  • In the process of deformation of frozen soil, the unloaded dynamic elastic modulus is not constant, and tends basically to steady after the strain is more than 1%.

    冻土回弹动弹土体应变过程值,应变大于1%之后趋于稳定,随测定时应变速率加大而变大。

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  • By the test and design for resilient and dynamic modulus of asphalt mixture reinforced by polyester fiber, the new material is further studied in the paper.

    研究旨在通过对聚酯纤维沥青混合料动态量的试验研究设计探讨,对这种新型路面进行更深层次研究。

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  • Rubber kind high polymer has many dynamic features such as high resilience, low-elastic modulus and viscoelasticity, which are superior to other materials.

    橡胶高聚物具有许多其它材料没有的弹性、低弹性模量以及粘弹性优越动力学性能。

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  • Experiments mainly include dynamic elasticity modulus and dynamic intensity testing.

    试验主要包括动弹试验强度试验两项。

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  • An experimental procedure and accompanying method for analyzing recorded data for deriving dynamic tensile strength and elastic modulus of brittle material is presented.

    提出了获取脆性材料动态拉伸强度弹性量的实验步骤相关记录数据分析方法

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  • The testing method of dynamic modulus for semi-rigid materials is submitted initiatively.

    初步确定半刚性材料动态模量试验方法

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  • Based on the nonlinear model, the dynamic characteristic is simulated, by considering the influence of the environmental and geometrical factors, such as oil modulus, chamber volume etc.

    然后,建立系统动态模型,对动态特性进行非线性仿真研究,并环境因素变化系统工作特性影响作了详细分析。

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  • The supersonic wave value and the dynamic modulus of elasticity are increased by high pressure consolidation grouting.

    高压固结灌浆结果达到了提高坝基岩石超声波动弹模量的目的;

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  • The static and dynamic damage to the concrete was related as a function of the difference in the initial elastic modulus for static and dynamic loading conditions.

    该文研究考虑初始变化混凝土动力损伤本构模型的建立方法。

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  • The theoretical basis of pulse hammer excitation method used to detect the damage and measure the dynamic elastic modulus of solid wood flooring is briefly explained.

    介绍脉冲检测实木地板损伤测定动态弹性量的理论依据,并通过有限元模拟与试验验证了其可行性。

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  • A new formula for evaluating the maximum dynamic shear modulus of the sand under the anisotropic consolidation is presented by using the resonant column method.

    采用共振柱试验方法,提出了一个均等固结砂土最大剪切新的增长公式

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  • Other studies show that the wood static elastic modulus and the dynamic elastic modulus are different.

    研究表明木材载下的弹性模量有所不同。

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  • A dynamic damage constitutive model was developed accounting for the effect of the initial elastic modulus of the concrete for dynamic analyses of concrete structures.

    该文研究考虑初始模变化混凝土动力损伤模型的建立方法

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  • Contrast quivalent dynamic shear modulus and damping ratio of different soil types.

    最后分析了同类强度参数之间比例关系

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  • The response to electric field of the composite systems was studied by measure of compression modulus of the elastomers and dynamic-exam of resistance in the cure .

    通过弹性胶体压缩测试胶凝过程中电阻的动态监测,研究了胶体体系电场响应行为。

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