Considering the interaction between waves and soft muddy bed, a model for the calculation of wave shear stress on soft is presented in this paper.
本文考虑波浪与软泥床面相互作用,建立了计算软泥床面上波浪剪应力的理论模型。
The correlation between cyclic liquefaction resistance of undisturbed and remolded saturated loose silts was studied using the cyclic triaxial apparatus with measurements of shear wave velocity.
采用剪切波速与振动三轴联合试验装置,研究了具有松散结构的原状和重塑饱和粉土抗液化强度之间的相关性。
The detecting means such as the shear wave, Reyrei wave and demixion can be used in the processing hunk debris soil groundwork by the dynamic consolidation.
在强夯处理大块碎石土地基采用剪切波、雷瑞波、分层沉降检测手段,探讨大块碎石土地基强夯加固深度的确定。
Shear wave velocity data measured by these two methods appeared to be good consistency and no obvious frequency dispersion was found from a few hertzs to tens of kilohertzs.
两种方法所测得的剪切波速数据具有很好的一致性,且在数赫兹至数十千赫兹频段范围内剪切波速不具明显弥散性。
The related theory has the meaning of directing the process of the down-hole method of shear wave testing.
有关理论对下孔法剪切波测试过程的简化具有一定的指导意义。
Shear wave velocity is an important indicator which influence the ability that mediators propagate waves.
剪切波速是反映介质对波传播能力的一个重要指标。
Therefore, the compressive strength difference of lime-soils can only be evaluated based on the shear wave velocity.
因此,只有依据剪切波速才能评价各种条件下石灰改良土强度特性的差异。
Soil shear wave velocity is an important parameter which influence the dynamic properties of soil, and it is widely used in engineering practices.
土层的剪切波速是反映土体动力特性的重要参数。
Using transient surface wave exploration, the shear wave velocity of soil around pile can be tested, and the bearing capacity of piles can be determined.
应用瞬态面波测试技术可以快速检测周土剪切波速,从而可实现单桩承载力的无损检测。
Based on the shear wave formulation, this paper presents a new method to calculate horizontal seismic responses of multistory shear type structures.
基于结构侧向位移的剪切波动方程,提出分析多层剪切型结构水平地震反应的新方法。
In such conditions a shear head wave is generated, so that standard techniques based on monopole transducers can be used to measure formation shear velocity.
在这种情况下会产生横波首波,因此可以使用基于单极子传感器的标准技术测量地层横波。
Under the condition of unloading, shear wave splitting phenomenon also can be measured on CM rocks.
在未加载的状态下,发现两组岩样都有明显的波速方位各向异性。
When mud cake is thick, formation permeability and shear wave slowness evaluated from the attenuation of the amplitude of Stoneley wave are wrong.
当泥饼层较厚时,用斯通利波幅度衰减估算的地层渗透率及提取的横波时差是错误的结果。
The well-known phase speed formulas of surface inertial gravity wave and internal shear inertial gravity wave are the special cases of this frequency equation.
表面惯性重力波和惯性重力内波的相速公式都是这个更普遍的频率方程的特殊情况。
Principle of saturated sand cyclic liquefaction evaluation by shear wave velocity is presented.
首先介绍了应用剪切波速判别饱和砂土振动液化的原理;
In the pipeline, the liquid elastic wave can emerge pressured shock wave to flowing liquid and cause shear action.
液体弹性波对管道中流动的液体产生压力冲击波,并引起剪切作用。
A low frequency ultrasonic (Lamb like) wave method is used for characterizing the shear, longitudinal wave velocities, the thickness, and the density of ultra thin two layered bonding composite.
提出用低频超声类兰姆波定征方法来估计超薄双层胶结复合结构各层的纵波声速、横波声速、厚度和密度等参数。
Theoretical deduction says that in a borehole penetrating elastic formations, pseudo Rayleigh wave does not take shear-wave velocity, but its group velocity may be very close to shear-wave velocity.
推演说明在弹性地层的井眼中,伪瑞利波不可能以横波速度传播,但其群速度与横波速度可以非常接近。
Using the transient Rayleigh wave method can measure the shear velocity of site soil and estimate the bearing capacity of pile.
应用瞬态瑞雷波技术可快速检测桩周土的剪切波速,从而实现单桩承载力的检测。
The results supported that the initial shear wave velocity of loose saturated soils was a key parameter controlling its cyclic liquefaction resistance.
这里的研究结果支持饱和松散试验土样的初始剪切波速可以作为控制其抗液化强度的一个关键参数。
The concept of wave spectrum is applied to the study on bottom shear stress under random wave action.
本文在随机波浪底部剪应力的研究中引入了波浪谱的概念。
Again we call the faster wave the longitudinal and the slower wave the shear shock wave.
我们还是把较快的波叫做纵冲击波,而把较慢的波叫做剪切冲击波。
Introduced are principle and method of applying Stoneley wave and the anisotropy of shear wave picked from the dipole shear wave image logging to evaluate the fracture effectivity of igneous rock.
介绍了利用从偶极声波成像测井资料中提取的斯通·利波和横波各向异性,对火成岩裂缝的有效性进行评价的原理和方法。
A low frequency ultrasonic Lamb like wave method suitable for characterizing the thickness, density, shear and longitudinal wave velocities of the ultra thin bonding composite is presented.
提出用低频超声类兰姆波定征方法来估计超薄黏结复合结构各层与黏结层的厚度、密度、纵波声速和横波声速等参数。
The combined wave-current models are applied to the calculation of bed shear stress instead of the simple addition of wave and current.
计算海底剪切应力时应用波流共同作用模型,而不是纯波浪和纯水流两种情况下的剪切应力的叠加。
The result shows that the shear-wave velocity of saturated sand could be strongly related to the liquefaction resistance under a certain liquefaction criterion.
结果表明,在给定的应变破坏标准下,饱和砂土剪切波速与抗液化强度具有良好的相关性。
A longer holding time of ultrasonic wave causes a horizontal localized shear region.
超声时间的延长在金丝球内产生水平剪切层。
Fast shear wave is obviously different from slow shear wave in amplitude and frequency characteristics.
同时快横渡与慢横波在振幅和频率特征上也具有明显差异。
The importance of shear wave exploration in engineering seismology and engineering geophysics is pointed out.
指出了横波勘探在工程地震和工程物探工作中的重要性。
The prediction method includes five sequential steps of shear wave velocity estimation, fluid substitution, attribute optimization, attribute classification and reservoir prediction.
该方法操作步骤包括横波速度预测、流体替换、属性优选、属性分类和储层预测等。
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