Using step surface data for wave equation simulation of seismic data can produce serious interference at corner points of steps and further affect the results of numeric simulation.
利用阶梯状地表数据对地震记录进行波动方程模拟时,在阶梯的角点处会产生严重的干扰,进而影响数值模拟结果。
The surface wave is treated as interference wave in oil seismic prospecting, however, the Rayleigh wave, like the refraction and reflection waves, contains the information of underground medium.
在石油地震勘探中,面波一般是作为干扰波处理的,然而,瑞利面波也和折射波、反射波一样包含有地下介质的信息。
The feasibility and effective of the multi-radial mid-value filtering have been verified through some model data tests and suppressing the surface wave in the practical pre-stack seismic data.
通过模型资料测试,以及近地表反射地震实例叠前资料面波压制试处理研究工作,验证了多线束径向中值滤波方法的可行性和实用性。
The mechanism of the difference in two wells is analysed from the structure of wells and the property of seismic surface wave.
从井孔结构、地震面波特性等方面分析了两井记震能力差异性的成因机理。
Seismic numerical simulation in different conditions was done by solving wave equation and changing the surface border conditions.
通过改变模型表面边界条件,求解波动方程实现多情景地震数值模拟。
The migration program VSP MIG that was developed using P-wave equation may be used to mig- rate both surface seismic data and VSP data.
用P 波方程编制的偏移程序VSPMIG 既可用于地面资料的偏移,也可用于井中资料的偏移;
The seismic wave did not being affected generally in easy near surface or plains region.
这在简单的近地表结构地区或在平原地区可近似认为对地震波场不产生影响。
During seismic acquisition, it should analyze near-surface seismic propagation characters, optimize shooting parameters and increase shooting quality of seismic wave.
在地震采集中,通过分析近地表地震波的传播特点,优选激发参数,来提高地震波的激发质量。
According to the results of the deep seismic sounding and surface wave dispersion tomography, a two-dimensional model is used to do the match in the interpretation.
解释时根据深地震测深和面波频散层析成像的结果,用二维模型进行正演拟合。
The shear (s) -wave velocity of near-surface materials and its effect on seismic-wave propagation are of fundamental interest in many engineering, environmental, and groundwater studies.
横波速度由于更能直接反映岩石的物理性质,从而在许多工程、环境和地下水勘查中有重要作用。
There are quite heavy acoustic wave, surface wave, side wave and other noise waves in raw seismic data in this area.
地震原始资料的声波、面波、侧面波及其它干扰波能量较强。
The existing of earthquake swarm, S wave shadow in some seismic stations and gradually uplifting of surface suggest a magma system beneath these volcanoes.
火山区存在的震群活动、部分台站观测到的S波阴影区以及地表的缓慢抬升等,指示火山区存在一个岩浆系统。
The crust is constituted by the rock and a surface layer of soil with depth H over it. The incident seismic wave is a vertical SH shear wave to cause horizontal ground motion.
地壳由半无限大的基岩上一层厚度为H的表土层组成,入射地震波为垂直的SH波,产生水平地面运动。
Studied the theory about extracting Green Function's from ambient seismic noise, dispersion curve measurement and inversion, and surface wave tomography.
对从背景噪声提取格林函数的理论,频散曲线的测量和反演,以及面波层析成像的理论和方法进行了研究。
The wave incurred by explosion can like as that of earthquake spread in the interior and surface of the earth and be recorded by the digital seismic network.
人工爆破波能在地球内和地表中传播,类似于天然地震波,可被事件发生地点附近的数字地震台网记录。
The wave incurred by explosion can like as that of earthquake spread in the interior and surface of the earth and be recorded by the digital seismic network.
人工爆破波能在地球内和地表中传播,类似于天然地震波,可被事件发生地点附近的数字地震台网记录。
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