The viscoelastic medium is elastic and viscous .
黏弹性介质具有弹性和黏性。
A link relation among two contacting surfaces and nonlocal elastic medium of joint interface was put forward.
给出了结合部非局部弹性介质与两接触表面的连接关系。
The work principle and technical advantages of two-axle roll bending with elastic medium(RSEM) are described.
介绍了两轴柔性滚弯的工作原理和技术优势。
The boundary collocation method is presented for analyzing plates resting on a two - parameter elastic medium.
本文提出了分析双参数弹性介质上板的边界配置法。
The axisymmetric vibration characteristics of finite length fluid-filled cylindrical shells in elastic medium are analyzed systematically in theory.
从理论上分析了各向同性弹性介质中有限长充液圆柱壳的自由振动特性。
In this paper, the dynamic response of a finite doubled-ecker cylindrical shell buried in elastic medium has been studied by a semi-analytic method.
本文采用半解析法分析了弹性介质中有限长双层圆柱壳的动力响应。
By interaction between ultrasonic waves and elastic medium, it carries much information of material, which is received in the form of ultrasonic echo signals.
它是利用超声换能器的振动产生的超声波与弹性介质相互作用,从而携带了有关材料组织性能的信息,这种信息随同超声回波信号被接收到。
This paper gives a method for analysing and computing the response of a multiple -layered cylindrical structure to impulsive waves in an infinite elastic medium.
本文给出了一种分析计算无限弹性介质中多层园柱结构对脉冲波的响应的方法。
By interaction between ultrasonic waves and elastic medium, it has carried much information of material, which are received in the form of ultrasonic echo signals.
它是利用超声换能器的振动产生的超声波与弹性介质相互作用,从而携带大量有关材料性能的信息,这种信息以超声回波信号的形式被接收到。
Research on theory and methods of the overlay on existing rigid concrete pavements, which is on semi-infinite elastic medium to moving load, is involved in this paper.
本文讨论移动荷载下、弹性半空间地基上的刚性道面水泥混凝土加铺层的动态设计理论和计算方法,并试图把此套方法与场道无损检测评估系统结合起来。
The rigidity effect of surrounding elastic medium is remarkable not only to the real characteristic frequencies of cylindrical shells but also to the cut-off axial mode.
弹性介质刚度不仅对充液圆柱壳的实固有频率影响显著,而且影响其截止轴向模态。
High calculation accuracy can be obtained in calculating the concentration factor of the stress around infinite elastic medium cavities by using boundary element method.
使用边界单元法计算无限大弹性介质中孔洞周边应力集中系数,可获得较高的计算精度。
Different functions for principal stress were used as elastic medium failure conditions at the boundary with the crushing zone and plasticity within the latter based on Coulomb rule.
以库仑定律作为强度破坏准则,破碎区边界上的弹性介质和它内部的塑性介质的破坏条件分别采用了不同的主应力函数。
This method simulates the boundary in half-space into a large crack containing in an infinitely great elastic medium, by which the surface crack in arbitrary shape can be well-treated.
通过把半空间的边界模拟成一个包含在无穷大弹性介质中大裂纹,此法能很好的处理具有任意表面形状的表面裂纹。
The section integration used for steam network hydraulic calculation is put forward. The influence of steam being as elastic medium on the section pressure drop is considered in this method.
提出了可用于蒸汽管网水力计算的分段积分法,该方法考虑了蒸汽作为弹性介质对管段压力损失的影响。
The nonlinear fitting is made on the relations between the nonlinear modulus and strain. The velocity formula in the elastic medium is corrected by using nonlinear modulus instead of elastic modulus.
对非线性模量与应变的关系作了非线性拟合,用非线性模量来代替弹性模量,对弹性介质中的波速公式作了修正。
For a two-dimensional infinite medium containing an elliptical inclusion of different material, elastic stress distribution formulas are derived.
本文推导了二维无限介质内嵌异性介质椭圆的弹性应力场分布。
Elastic wave theory based on homogeneous and continuous medium model may lead to incorrect explanation of seismic response to geological structure and may even lead to erroneous explanation.
基于均匀的、连续介质模型建立的弹性波动理论可能导致对地球结构地震响应的不当解释,有时可能是错误解释。
This paper deals with the essence of the reflection coefficient of planar wave in terms of acoustic and elastic media in the single-boundary and multilayered medium.
本文讨论了声学介质与弹性介质在单界面和多层介质情况下平面波反射系数的实质。
The issue of elastic wave transmission in anisotropic fluid-filled pore medium is one of difficulties in current petroleum exploration and study of seismology.
含流体孔隙各向异性介质中的弹性波传播问题是目前石油勘探和地震学研究的难点之一。
We offer the simulation algorithm, and analyse the characters of elastic wave fields in anisotropic medium and isotropic medium respectively.
文中建立了一套模拟算法,研究了各向异性与各向同性介质中弹性波场的特征。
Elastic wave propagation in anisotropic medium is simulated by solving the equation system with the aid 'of Fourier numerical method (pseudo-spectrum method).
本文利用傅里叶数值方法(即伪谱法)求解该方程来模拟各向异性介质中弹性议的传播。
The finite element method was used to calculate elastic wave propagation in the medium.
本文采用有限元素法计算弹性波在介质中的传播。
The distributions of dominant stress and shear stress in research area of a given seismic horizon are estimated by using linear elastic finite element modeling in continuous medium.
本文针对特定的地震层位使用连续介质线弹性有限元模型,计算了研究区内主应力和剪切应力的分布。
Elastic pressure meter is made in accordance with the principle that elastic deformation caused by pressure of tested medium.
弹性式压力表是利用弹性元件在被测介质压力作用下,产生弹性形变的原理而制成的。
Based on it, the elastic wave velocity spatial distribution around a cased hole in tectonic stress field is studied by applying the velocity-stress formula of equivalent medium model.
在此基础之上,应用等效介质模型的速度—应力关系式,研究了地应力场中套管井周弹性波速的空间分布规律。
The elastic modul of short fibre composite material whose fibres 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。
We get the conclusion that the expansive pressure is determined by elastic modulus of the expanded solid medium.
得出膨胀力取决于限制膨胀的固体介质的弹性模量的结论。
The propagation velocity of elastic wave with different frequencies in same medium is various, which is called dispersive problem of frequency.
相同介质中不同频率的弹性波传播速度是有差异的,即频散问题。
The propagation velocity of elastic wave with different frequencies in same medium is various, which is called dispersive problem of frequency.
相同介质中不同频率的弹性波传播速度是有差异的,即频散问题。
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