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- anisotropy of seismic wave 地震波速异向性
- The anisotropy,porosity,fluid saturation and effective pressure are the significant factors which effect on amplitude variation with offset (AVO) of seismic wave in the medium. 介质的各向异性、孔隙率、流体饱和度及有效压力等是影响地震波振幅随炮检距变化 (AVO)的重要因素。
- I said previously that the use of seismic wave in exploring for oil is an important application of seismology. 正如我前面谈过那样，利用地震波勘探石油是地震法的一个重要应用方面。
- The precision of seismic wave impedance inversion can be improved by applying the new genetic algorithm. 使用改进的遗传算法对地震波阻抗进行反演,可很好地提高反演的精度。
- So the change of seismic wave can reflect the thickness of sediment and the big and small of sedimental grain. 由于构造运动的周期性及地层沉积的旋回性对应于地震资料的频率特征,因此地震波的频率变化可以反映沉积体的厚度及沉积颗粒的粗细。
- This paper introduces the construction technologies of underwater explosion and the control of seismic wave in Huaneng Haikou Power Plant. 介绍华能海口电厂工程水下爆破的施工工艺及爆破地震波的危害控制。
- There are two chief kinds of seismic waves: body waves and surface waves. 有两种主要的地震波：体波和面波。
- Abstract Seismic wave dispersion and dissipation distort the shape of the wavelet and attenuate the energy of seismic reflections. 摘要 地层的吸收与衰减效应使地震波的振幅被衰减，相位被改变。
- It computes the distribution of velocity in the rock and soil body using speed information of seismic wave by special methods. 这种技术利用大量的地震波速度信息进行专门的反演计算，得到测区内岩土体弹性波速度的分布规律。
- The new techniques include oversampling te chnique in digitalization of seismic wave form,spectrum contraction technique in data-transmitting and error-controlling and so on. 这些新技术包括地震波形数字化的过采样技术，数据传输中使用的紧缩频谱调制技术和差错控制技术等。
- The absorbing boundary conditions to avoid the artificial boundary reflections must be required in the numerical simulation of seismic wave propagation. 摘要在地震波传播数值模拟的过程中，需要使用吸收边界条件从而达到衰减人为边界反射的目的。
- Attenuation of seismic waves between such surfaces can be similarly diagnostic. 在这些界面之间地震波的衰减，同样可以作为一种标志。
- By studying the relationship between fault and seismic wave,a method,in which the fault throw is interpreted using the characteristic parameters of seismic wave,is presented. 通过研究断层与地震波之间的关系，提出了一种利用地震波特征参数解释断层落差的方法。
- This prediction was recently supported by studies of seismic waves passing through the core. 这个预测最近被穿过地核的地震波研究所证实。
- A seismograph produces wavy lines that reflect the size of seismic waves passing beneath it. 地震仪能产生反映在其下面通过的地震波大小的波状线。
- The most remarkable feature of the upper mantle is the low-velocity zone. as suggested by its name, this is a region in the upper mantle in which there is a decrease in the speed of seismic wave. 上地幔一个最显著的现象就是低速带，就像这个词名所表达的那样，在上地幔存在这么一个区域，在那里地震波波速会发生减慢。
- The AVO technique is mainly used to study the variation regularity of seismic wave amplitude with the migration distance, and the distribution of the 3D seismic data directly influences the effects of AVO processing. AVO技术主要用于研究地震波振幅随偏移距变化的规律,三维地震资料的偏移距分布情况直接影响AVO处理的效果。
- The quality of seismic data varies tremendously. 地震资料的质量变化巨大。
- For instance the geomagnetic field, the heat flow, the propagation of seismic waves, the force of gravity, etc. 例如，应用地球物理勘探，可以了解诸如地磁场、热流、地震波的传播和重力等地球物理性质。
- Finally, we executed the quantifying analysis of the seismic wave exploding, and thereby established the parameters of seismic wave exploding in areas with various overlay categories. 最后对地震波激发试验的效果进行了量化分析，进而确定了各种表层类型区的地震波激发参数。
