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- Uphole shooting is a mostly direct and effective method.Similarly, shear wave uphole shooting can be conducted using shear wave source. 微测井一直是解决纵波勘探表层问题最直接最有效的表层调查方法,同样利用横波震源,也可以进行横波微测井采集。
- In shear wave splitting research using multicomponent VSP data, wave characteristic in surface layer and source behaviour influence greatly the anisotropy interpretation of objective interval. 在利用多分量VSP数据进行横波分裂的研究中,地表层的波的特性和震源的行为严重影响了目标层的各向异性性质的解释。
- Shear wave: The vibration direction of the particle is perpendicular with the spread direction of the wave. 横波:质点的振动方向跟波的传播方向垂直的波。
- AVO phenomenon relating to petrophysical parameters can be seen in both compressional wave and shear wave. 地震反射振幅随炮检距变化的规律不仅纵波存在,横波同样也具有与物性参数有关的AVO特征。
- Principle of saturated sand cyclic liquefaction evaluation by shear wave velocity was presented. 摘要介绍了应用剪切波速判别饱和砂土振动液化的原理;
- At the balanceable place the incoming wave is inputted vertically as shear wave in the bottom of the mode. 框架结构在静力作用下产生位移,在静平衡位置再输入地震波。
- We can compute to the value of the compressionalwave and the shear wave from the theoretical model Biot-Geerstma-Smith equations. 利用理论模型 Biot-Geerstma-Smith 方程分别算出纵波速度和横波速度。
- Here is relative motion between wave source and observer in the Doppler effect. That makes observers feel the phenomenon of changing in frequency. 多普勒效应由于波源和观察者之间有相对运动,使观察者感到频率发生变化的现象。
- As the speed of the shear wave of styrene-butadiene rubber (SBR) is lower than other rubbers, it is more suitable for the acoustic baffle material. 虽然SBR橡胶的特性阻抗与海水接近,但经过结构设计,通过将橡胶的压缩形变转换为剪切形变,从而有效降低结构件声速,可以达到与海水失配的目的。
- The disadvantages and improvements-to-be of the shockwave lithotripter are limited to its wave source and positioning system. 详细介绍了当今冲击波碎石机在波源和定位系统方面存在的缺陷及有待改进之处。
- In thoery, it is feasible to obtain the shear wave of the formation by dipole acoustic imaging well logging through the casing. 过套管利用偶极子声波成像测量获得地层横波资料,在理论上讲是可行的。
- 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。
- The compressional and shear wave travel time generally incease with hydration time and reach to steady situation gradually. 泥页岩纵横波时差随着水化时间的延长呈总体增大的趋势并逐步趋于稳定。
- The square wave source is an impulse source in which digital technique is used.It has the advantages of rigid phase, high frequency stabilization and high antijamming. 方波电源是采用数字技术的脉冲电源,具有相位严格、频率稳定度高,抗干扰能力强等独特的优点。
- By increasing the number of the elements, the amplitudes of compressional wave and shear wave are enhanced in the generation condition. 随着相控线阵工作阵元个数的增加,在近似满足同相位叠加时,纵、横波振幅得到明显的加强。
- An acoustic attenuation method is given for [110]-[001] acoustic shear wave TeO_2acousto-optic deflectors. The experiment shows that it is a feasible method. 文章讨论了一种适用于[110]-[001]型TeO_2横波声光偏转器的吸声方法
- Classification of engineering site sort, reassessment of saturated sandy soil liquefaction and subsoil earthquake response analysis all depend on subsoil shear wave velocity. 建筑场地类别划分、地基饱和砂土液化判别、地震反应分析等都依赖于剪切波速,由于其重要性,对它的测定技术和精确程度应重点研究。
- In the CGSM, shear modulus and damping ratio of the soil are functions of depth and shear strain, wave equation for the transmission of shear wave is obtained. 在连续梯度土介质模型中,剪切模量和阻尼比是位置深度和剪应变的函数,导出剪切波在土体中传播的波动方程。
- In Doppler effect,the generation of Doppler shift has smoothing with wave source and relative motive case of the observer. Based on these,we discuss the application of Doppler effect in satellite orientation,medical diagnosis and aerological sounding. 在多普勒效应中有多普勒频移产生;并且与波源和观测者的相对运动情况有关;以此为基础讨论了多普勒效应在卫星定位、医学诊断、气象探测中的应用.
- The only strain is a shear strain and the dilatation is zero, these waves are called shear waves. 唯一的应变是剪应变而没有膨胀,这种波叫剪切波。