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- dynamic elastic limit 动态弹性极限
- The dynamic yield strength and elastic constants of 2# armco-iron and stainless steel at HEL(Hugoniot Elastic Limit) Point were determined by using the shock compression technique. 由2~%23纯铁和不锈钢的冲击压缩实验,确定了它们在HEL(雨贡纽弹性极限)点上的动力学屈服强度和弹性常数。
- Objective To investigate the elastic limit and relevant enclasp force of the non-precious metal wrought wire clasp. 目的研究非贵金属锻丝卡环的弹性极限及其相应卡抱力。
- Torsion deformation is the biggest effect factor on elastic limit equivalent stress. 扭转变形是对钢丝的弹性极限等效应力情况影响最大的因素。
- 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。
- When a material is stressed byong the elastic limit a permaent deformation results. 当一种材料的应力超过弹性极限时,就会产生永久变形。
- 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；
- Objective To investigate the elastic limit and relevant enclasp force of the non-precious metal casting clasp. 目的 研究非贵金属铸造卡环的弹性极限及其相应卡抱力。
- 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。
- It is revealed that pre-stressing of fibers could effectivelyincrease the elastic limit,yielding strength and fracture strength of VIRALL Iaminates. 结果表明，纤维预拉伸应力能有效地提高VIRALL复合板的弹性极限、屈服强度以及断裂强度。
- ABSTRACT: Objective To investigate the elastic limit and relevant enclasp force of the nonprecious metal wrought wire clasp. 摘要:目的研究非贵金属锻丝卡环的弹性极限及其相应卡抱力。
- 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。
- Stresses beyond its elastic limit cause the material to yield, or flow, and the result is permanent deformation or breakage. 超出弹性极限的应力将引起材料屈服或流变，结果产生永久形变或断裂。
- 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；
- Within the elastic limit of the material,the relation between the retention of gold alloy clasp and the depth of abutment undercut showed positive correlation. 在卡环弹性极限内,金合金卡环固位力与卡环臂进入基牙倒凹的深度成正比。
- The paper aims at the maximum axial load,showing that the maximum axial load determined by the shakedown limit is much larger than that by the elastic limit. 本文尝试着进行一些探讨，提出应以钢轨的安定极限值代替钢轨的弹性极限值作为钢轨的许用极限值，并就此进行了理论计算及实验分析工作，提出了一些有益的结论。
- The experimental results shown that the elastic limit stress, the Yang's modulus and the brittleness of SFRC were increasing when the temperature decrease. 试验结果表明随着温度的下降,材料的极限强度提高,杨氏模量上升,脆性加大。
- 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。
