In order to remove the NMO stretching effect appeared in traditional seismic NMO processing, the paper reviewed the physical meaning of NMO: computing auto-exiting and auto-receiving seismic records at zero-offset position on non-zero offsets seismic records, and starting from that point, gave convolution model-based NMO conception mathematically (so-called true NMO).
为了消除基于传统地震动校正过程中出现的动校正拉伸效应,本文重新审视了动校正的物理意义,即通过非零炮检距地震记录求取零炮检距处的自激自收旅行时,以此为出发点从数学上给出了基于褶积模型的动校正(即所谓的真动校正)概念。
To investigate the influence of transmission attenuation of seismic waves in a layercake model, the authors formulated a seismic convolution model by considering the coefficient of transmission attenuation, and then provided a new forward algorithm for the modelbased seismic inversion of impedance.
研究了地震波在层状地质模型内透射衰减对地震反射信号振幅的影响,给出了含透射衰减的褶积模型,为基于模型的波阻抗反演提供了一种新的正演方法。
The essential of studying the forward and inverse problems of converted wave with the use of convolution model is to deduce recursion formula of the reflection coefficient.
利用褶积模型研究转换波正、反演问题的关键是建立转换反射系数递推公式。
The Molecular Interaction Volume Model(MIVM) is introduced for the prediction and fitting of the activities of liquid alloys Ni-Mg-Cu,Ni-Al-Si and Ni-Cu-Co in the ternary systems.
应用分子相互作用体积模型对二元和三元液态合金的组元活度进行预测及拟合,计算结果与实验数据吻合较好。
Based on the waterflood development volume model of shaly sand,a modified parallel model is ado.
在分析泥质砂岩注水开发体积模型的基础上,采用一种改进的并联模型,推导出不同注水条件下的混合液地层水电阻率的理论模型,重点对注水开发中、后期水淹层地层水电阻率的变化规律进行了理论分析与模拟,并结合岩心分析与激发极化电位测井解释成果进行应用对比,对水淹机理研究具有一定的指导意义。
The authors get the result that way 2 is better than way 1 by processing data, making use of least squares method, volume model and classification exchange model.
我们利用最小二乘法、体积模型、等级换算模型对数据进行处理,得出方法二比方法一的准确性略高。
Double provenance depositional model and exploration prospect in deepwater area of Qiongdongnan Basin;
琼东南盆地深水区双物源沉积模式及勘探前景
Characteristics of lithofacies and depositional model of Mesozic Dayangshu Basin;
大杨树盆地中生代岩相特征及沉积模式
The development of international depositional models for the deep-water fan system was reviewed.
论述了国际上深水扇系统沉积模式建立的历程,基于国外学者建立的深水扇沉积模式,分析了珠江深水扇系统的形成与沉积特征,将南海深水扇系统的主控因素概括为一球五源,应用"源—渠—汇"三级次系统,建立了有别于经典沉积模式的珠江深水扇系统沉积模式。
Relationship between bulk modulus and porosity of porous medium;
多孔介质孔隙率与体积模量的关系
Influence of bulk modulus on grain structural analysis during ignition pressurization process;
点火增压过程中体积模量对药柱结构分析的影响
According to the characters of porous metals,a new effective bulk modulus formula with simpler expression was obtained by considering the heat exchange between the metallic skeleton and air in pore on the basis of phenomenological Biot-Allard model,therefore an extended sound absorption model was put forward.
根据金属骨架多孔材料的特点,在Biot-Allard刚性骨架多孔材料内流吸声模型的基础上,考虑金属的热导特性,推导出一种新的、形式较简单的有效体积模量表达式,从而得到了一种扩展的吸声模型。
Reservoir sedimentary model of fluvial facies and it′s control to remaining oil distribution;
河流相储层沉积模式及对剩余油分布的控制
The biohermites in the Qiangtang Basin and their sedimentary model;
羌塘盆地生物礁岩特征与沉积模式
The sedimentary model of the Neoproterozoic strata in the southern part of Jilin province;
吉南地区新元古代地层沉积模式