大应变时动剪切模量比不确定性大,而小应变时阻尼比离散显著;
The uncertainty of G/Gmax is obvious at the large strain, while that of is obvious at the small strain.
由于CFR P板的弹性模量比钢筋的弹性模量小,加固梁破坏时的挠度仍较大。
Because elastic modulus of CFRP plate are weaker than elastic modulus of steel bar, while strengthening beam is destroyed, the deflection is still strong.
分析了刚性承台下群桩桩数、桩长、桩间距和桩土模量比等群桩工作特性的影响。
The influences of number of piles, the pile length, the space between piles, and the pile-soil relative stiffness factor on the characteristic of pile groups were analyzed in a systematic way.
百色重力坝地质条件复杂,地基岩体具有高模量比、节理裂隙发育等不良地质现象。
The foundation of Baise gravity dam has bad geological phenomena such as high elastic modulus ratio, joint fissures and large faults etc.
奥贝球铁材料的弹性模量比钢小,因而奥贝球铁齿轮工作时受到的表面接触应力比钢齿轮小。
The elasticity module of ADI is lower than that of steels, so that the surface contact stress borne by ADI gears during working process would be lower than steels.
分析表明:面积置换率对桩土应力比的取值影响不大,桩土模量比是影响应力比取值的重要因素。
The analysis show that the influence given by the area replacement rate is very little, while the modular ratio of pile and soil is a important influence factor.
土的动剪切模量比和阻尼比是工程场地地震安全性评价工作和土层地震反应分析中不可缺少的重要参数。
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.
结果表明桩身轴向应力随深度增加呈递减趋势; 粉喷桩复合地基的有效桩长受桩土模量比与置换率的影响。
The result shows that axial stress of Pile takes on degression along with deepness and the effective length of Pile is influenced by replacement-ratio.
采用共振柱试验方法,研究了固结比对砂土最大动剪切模量以及对动剪切模量比与剪应变非线性关系的影响。
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.
动剪切模量与阻尼比的变化比较小。
根据岩石蠕变的应力-应变比曲线可以近一步分析得到等时模量曲线。
We can gain the isochronous - modulus curves from the curves of stress - strain ratios.
本文通过对灰砂砖及灰砂砖砌体的较系统的试验研究,得出了灰砂砖砌体的抗压强度、抗剪强度、弹性模量、泊桑比系数、含水率、吸水率及软化系数等。
This paper has arrived at the compressive strength, shear strength, modulus of elasticity, poisson's ratio, moisture content, water absorption and softening factor of lime-sand brick masonry.
研究结果表明,膨胀性泥页岩填料的承载比(CBR)和回弹模量主要受制样含水量及干密度的控制;
The results have shown that the CBR and resilience modulus of expansive shale were mainly controlled by moisture content and dry density.
结果表明,石屑混凝土的抗压强度、劈拉强度、轴心抗压强度比普通混凝土高,弹性模量略大于普通混凝土;
The results showed that the strength of stone-chip concrete is higher, and the modulus of elasticity is slightly higher than that of ordinary concrete.
提出了“刚度相似”的方法,有效地解决了模型与实型各部分结构弹性模量相似比不一致的模型设计问题。
It presents the method of "stiffness similarity", which has solved the design problem of model with difference of elastic modulus ratio in different parts between model and practicality.
研究结果表明,浆膜断裂伸长率和断裂比功大的。拉伸模量小的浆料上浆的浆纱耐磨性较好,织造性能也较比良。
Results show that yarns sized by sizes with films of higher breaking elongation and specific work of rupture and lower initial modulus have better abrasive resistance and weaving performance.
特性:与N339和N347相比,具有较高的补强性,模量较低和滞后性较高。
Characteristic: Compared with N339 and N347, it has better reinforcing performance, lower modulus and higher lag.
建立了初始切线模量与围压、超固结比、初始孔隙比之间的关系式,并通过三轴试验进行验证。
The relations between initial tangential modulus, confining pressure, over-consolidation ratio and initial void ratio were deduced, and were proved through triaxial compression test.
实验表明:随着油水比的增大,液体的体积模量也是先增大后减小。
Experiments show: Liquid bulk elastic modulus is increased and then decreased with the increase of ratio of oil to water.
该模型可以全面考虑路基材料的剪切模量、阻尼比、孔隙水压力以及永久变形。
The proposed model takes into account the shear modulus, the damping ratio, pore water pressure and permanent deformations of pavement foundation materials.
此外它们的比弹性模量也比现有高强度铝合金高17%。
In addition, they have a 17% higher specific modulus than current high strength aluminum alloys.
相对密度相同时,体心立方结构多孔材料的抗压强度与弹性模量分别比简单立方结构提高了11.2%和2.2%。
Under the same relative density, body-centered cubic hollow sphere foams were 11.2% and 2.2% larger than simple cubic lattice in stress and modulus.
将与曲线拐点切线和最大值水平直线交点相对应的长径比值定义为纤维临界长径比,将与此相对应的函数值定义为弹性模量临界值。
The critical aspect ratio of the fiber is defined as the crosspoint of the tangent value of the inflexion and the asymptote of the maximum elastic modulus.
例如,纳米结构陶瓷比粗晶粒陶瓷有较好的韧性和较高的强度。纳米相金属在屈服强度和弹性模量方面有显著的增加。
For example, nanostructured ceramics are tougher and stronger than the coarser grained ceramics. Nanophase metals exhibit significant increases in yield strength and elastic modulus.
讨论了桩土应力比与置换率及桩周土变形模量的关系。
Relationships between the pile-soil stress ratio, the replacement ratio, and the pile lateral soil modulus of deformation are discussed.
计算了含有纤维端头裂纹的单向短纤维复合材料的有效纵向拉伸模量和纵向剪切模量,并分析了体分比、刚度比、长径比等物理、几何因素的影响。
The self-consistent finite element method is used to evaluate longitudinal effective Young's modulus and shear modulus for unidirectional fiber composite containing the fiber-end crack.
动三轴试验主要确定土的动剪切模量和土的动阻尼比,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。
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.
研究主要考虑短纤维长径比的变化对复合材料的应力传递、弹性模量以及应力应变关系曲线的影响。
The studies are focused on the stress transfer, elastic modulus and stress strain curve of the composite.
文中以五边形曲面薄膜结构为例,研究不同的矢跨比、膜材的弹性模量对结构变形和受力的影响。
This article mainly discussed the mechanical performance of membrane structure with different structural and mechanical parameters.
文中以五边形曲面薄膜结构为例,研究不同的矢跨比、膜材的弹性模量对结构变形和受力的影响。
This article mainly discussed the mechanical performance of membrane structure with different structural and mechanical parameters.
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