The test has shown that as the degree of profile increases, the initial modulus and the breaking strength and elongation of profile yarn decreases. We have also quined the findi...
试验表明,在相同纺丝条件下,涤纶三叶异丝的断裂强伸度和初始模量随丝条异形度的提高而降低,而断裂强伸度变异系数、沸水收缩率和条干不匀率却随之增大。
The relations between initial tangential modulus, confining pressure, over-consolidation ratio and initial void ratio were deduced, and were proved through triaxial compression test.
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。
METHODS: Three-dimensional finite element method was used to analyze the initial stress around screw implant of different elastic modulus and different diameter.
方法:用三维有限元的方法对不同弹性模量和不同直径种植体植入后骨界面的初始应力进行分析。
The impact of temperature and duration of heat treatment on the breaking strength, elongation at break, initial modulus and work to break of the fibers was investigated.
对玉米纤维进行不同方式的热处理实验,得出了热处理温度和热处理时间对断裂强度、断裂伸长、初始模量、断裂功的影响规律。
Density is the essential factor to decide the initial elastic modulus, and the elastic modulus in shear process is the result of combined action of stress status and density.
密度是决定初始弹性模量的根本因素,而剪切变形过程中弹性模量则是密度和应力状态共同决定的。
The fracture strain energy density at the high strain rate is mainly determined by the initial elastic modulus and the unstable strain and affected by the temperature and the strain rate.
在高应变率下,断裂应变能密度主要由初始弹性模量和失稳应变共同决定,受温度效应和应变率效应的综合影响。
Initial stress method is proposed to solve the problem of dual extension-compression elastic modulus.
建议采用初应力法求解不同拉压双模量弹性问题。
However, the interface strength decreases after size scaling while the initial shear modulus increases, which cannot be ignored.
而粒径缩尺后的接触面强度会降低,同时初始剪切模量则有所增长,其影响不能忽略。
The test results show that there is a linear relationship between confining pressures and initial tangent modulus.
试验发现,初始弹模与围压呈较好的线性关系。
The initial sample deformation is mainly ordinary elastic deformation, normal elastic deformation of high modulus.
试样的初始形变主要为普通弹性形变,普通弹性形变的模量很高。
The results showed that bamboo fiber has a high initial modulus, fiber mechanical properties when wet than the dry state decreased significantly.
结果表明。竹原纤维具有较高初始模量。湿态时纤维力学性能较之干态有明显下降。
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.
该文研究考虑初始弹模变化的混凝土动力损伤本构模型的建立方法。
Based on the experimental study, volume creep compliance, volume relaxation modulus and their main curves and initial void content of solid propellant are given.
通过实验研究,给出了固体推进剂的体积蠕变柔量、体积松弛模量和材料的初始气孔率。
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.
该文研究考虑初始弹模变化的混凝土动力损伤本构模型的建立方法。
The results showed the loss rates of stress, initial modulus and breaking work were more than 44%, 65% and 51% after hydrothermal aging test respectively;
结果表明,在热湿条件下老化结束后,材料的断裂应力、初始模量和断裂比功的损失率分别大于44%、65%和51%;
Water content wand initial average principal stress pm0 have significant influences on the initial dynamic shear modulus of undisturbed loess under the condition of pre-shearing stresses.
含水率与初始平均主应力对预剪应力作用下原状黄土的初始动剪切模量具有显著的影响;
The bundle tensile testing (SIROLAN - TENSOR) is used to identify damages of strength, strain, rupture work, and initial modulus of tops before and after dyeing.
采用束纤维强伸性测量方法(TENSOR),能快速准确地给出毛条染色前后的强度、伸长、断裂功的护伤。
With the increasing of bond strength between soil particles, the initial elastic modulus and peak strength of talus deposit go up at a certain level.
随着土颗粒间黏结强度的提高,堆积体的初始弹性模量和峰值强度都有所提高。
The tensile strength and initial modulus were remarkably decreased and the breaking elongation and flexibility of grafted fiber were increased.
接枝后纤维强度和初始模量下降,断裂伸长和柔顺性提高;耐酸、耐碱能力随接枝率的增加而提高,热稳定性提高,回潮率下降。
The interval of the initial stresses and elastic modulus can be obtained by using the constrained variable metric method for the present model.
并采用约束变尺度方法求解该反演模型,获得地应力和弹性模量所在区间范围。
The interval of the initial stresses and elastic modulus can be obtained by using the constrained variable metric method to solve the present model.
并采用约束变尺度方法求解该反演模型,获得地应力和弹性模量所在区间范围。
The degrees of effects of water content wand initial average principal stress pm0 on the dynamic shear modulus of undisturbed loess reduce under the condition of pre-shearing stresses.
存在预剪应力作用时,含水率与初始平均主应力对原状黄土动剪切模量的影响程度降低;
The degrees of effects of water content wand initial average principal stress pm0 on the dynamic shear modulus of undisturbed loess reduce under the condition of pre-shearing stresses.
存在预剪应力作用时,含水率与初始平均主应力对原状黄土动剪切模量的影响程度降低;
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