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- Dynamic elastic module 动态回弹模量
- High elasticity module polyethylene fi. 钢纤维和高强高模聚乙烯纤维。
- The elastic modul of short fibre composite material whose fibre s volume and direction are random distributed is calculated by means of the random medium micromechanics method. 利用随机介质微观力学方法对纤维大小、方向随机分布的短纤维复合材料弹性模量进行了计算。
- The effective elastic modulus of ceramsite is solved by measuring the dynamic elastic modulus of ceramsite concrete and its mortar matrix. 陶粒有效弹性模量系通过测定陶粒混凝土和砂浆基体相应的动弹性模量,然后建立两者的关系式,再采用图解法求得。
- With the increase of SiC foam aperture, the compressive strength, elastic modul and yield strength of the composites increase, but the ratio of compress decreases. 当筋具有双层结构时, 复合材料的强度最低；
- With the increase of initial deviator stress, the dynamic elastic modulus increases greatly under the same level of dynamic strain. 在相同的动应变水平下，随着初始偏移应力的增加，土体动弹性模量有较大幅度的增加；
- There are two criteria,the change of relative dynamic elastic modulus(RDM)and the mass of scaling,for evaluating the resistance of concrete. 采用快速冻融法,以剥落量和相对动弹性模量作为混凝土抗盐冻性能的评定指标,研究了混凝土在3。
- There are two criteria,the change of relative dynamic elastic modulus(RDM) and the mass change,for evaluating the frost resistance of concrete. 采用快速冻融法,以质量变化和相对动弹性模量作为混凝土抗冻性能的评定指标,研究了聚丙烯腈纤维在三个体积掺量0。
- 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. 介绍了脉冲锤击法检测实木地板损伤及测定其动态弹性模量的理论依据,并通过有限元模拟与试验验证了其可行性。
- The basic material of reinforced fiber is the continuous fiber with high strength or high elastic module, which array the bundle at single direction, and soakage to form the Fiber Reinforced Plastics. 碳纤维补强的基本材料是将高强度或高弹性模量的连续碳纤维，单向排列成束，用环氧树脂浸渍形成为碳纤维增强复合材料片材。
- However, the change of the frequency has little effect on the degradation of dynamic elastic modulus.The effect of initial deviator stress is significant. 试验结果表明，随着应变的增大，不同频率荷载作用下土样的动弹性模量逐渐减小，但频率的变化对动弹性模量的衰减规律影响很小；
- The variation laws of dynamic elastic modulus and damping ratio for composite sample of cemented clay?clay are studied experimentally by means of triaxial apparatus. Emphasis is laid on the influence of replacement ratio and confining pressure. 通过动三轴试验研究了水泥土复合试样的动模量和阻尼比的变化规律,着重研究了置换率和围压的影响,提出了一种简单实用的计算复合试样动模量和阻尼比的方法,并给出了由试验确定的归一化公式。
- The dynamic elastic modulus and damping ratio of normally consolidated soft clay subjected to undrained cyclic triaxial loading are investigated at different initial deviator stresses. 通过对萧山正常固结饱和软黏土进行应力控制的循环三轴试验,着重研究了初始偏应力对动弹模量(土动剪模量)及阻尼比的影响。
- In this paper,the effects of the steel fibers of different elastic modules,polypropylene fibers and polyacrylonitrile fibers on the dry shrinkage of concrete are studied. 主要研究了不同弹性模量的钢纤维、聚丙烯纤维和聚丙烯腈纤维混杂对水泥混凝土的干燥收缩性能的影响。
- Experimental Study on Dynamic Elastic Modulus 动态弹性模量的实验研究
- dynamic elastic mechanical parameter 动弹性力学参数
- vertical dynamic elastic modulus 竖向动弹性模量
- This paper successfully distinguishes gas reservoirs by combining lower limit value method,equivalent elastic modules difference method and porosity ratio method with other logging methods. 本广利用下限值法、等效弹性模量差比法、孔隙度比值法、孔隙度差值法等与其它测井方法相结合，较好地识别出气层。
- Considering the structure and the dynamic elasticity of polymer monolayers， the concept of two-dimensional rubbery state is proposed and some experimental proofs have been given. 本文从聚合物单分子膜结构及动态弹性行为出发，明确提出二维橡胶态的概念，并给出了初步的实验证明。
- relative dynamic elastic modulus 相对动弹模量
