1) Gassmann formula
Gassmann公式
2) Gassmann equation
Gassmann方程
1.
Gassmann equation is an important theoretical tool for reseaching on rocks elasticity.
Gassmann方程是岩石弹性物理研究的重要理论工具。
2.
The relations of P-wave velocity, S-wave velocity, media density and velocity ratio of P-wave to S-wave with porosity and saturation were calculated by using Gassmann equation.
应用Gassmann方程,计算分析了孔隙度和饱和度与纵波速度、横波速度、介质密度和纵、横波速度比值的关系。
3.
This method is based on Gassmann equation.
该方法基于Gassmann方程,在假设已经对岩性进行了可靠的定性预测,并较准确地计算了砂岩的泥质含量和孔隙度的前提下,利用测井资料计算干燥岩石体积模量和孔隙体积模量,利用各种叠前反演得到的弹性参数拟合干燥岩石体积模量,建立含水饱和度与孔隙体积模量的关系式,对流体饱和度进行定量估算。
3) Biot-Gassmann equation
Biot-Gassmann方程
1.
As present estimation method can\'t calculate the shear velocity precisely,based on rock physics,using VRH model this paper firstly calculates the equivalent elastic modulus via multi-mineral analysis from routine well logs,and then by taking compressional velocity as a constraint,calculates the shear wave velocity based on Biot-Gassmann equations.
为克服大量老井缺少横波速度资料和现有横波速度估算方法的不足,基于孔隙介质岩石物理理论,通过常规测井资料求取多矿物组分,利用VRH模型求得地层的等效弹性模量;最后利用纵波速度作为约束条件,根据Biot-Gassmann方程得到地层横波速度。
4) Gassmann's equation
Gassmann方程
1.
Based on Gassmann's equation and empirical model, wave velocities of sandstones were estimated for pore fluid substitution and porosity change, or calculated by the elastic properties of minerals and pore fluid.
本文主要基于Gassmann方程和经验规律，提出了孔隙流体替代和孔隙度改变时对砂岩地震波速度变化的估计，以及直接利用岩石矿物和孔隙流体的弹性性质计算砂岩地震波速度方法。
5) Gassmann theory
Gassmann理论
1.
Based on the porous media theory,through the analysis of Gassmann theory,seismic wave velocity model of QHD326 oilfield was established by taking various factors into consideration,such as rock porosity,shale content,fluid types,stress and tempera- ture,etc.
从孔隙介质理论出发,通过Gassmann理论分析,综合考虑岩石孔隙度、泥质含量、流体类型、应力、温度等多种因素的影响,建立了QHD326油田的地震波速度模型。
6) Biot-Gassmann modeling
Biot-Gassmann模型
补充资料：70／30费率公式
70／30费率公式
【70150费率公式】承保旧飞机或按原价贬值的飞机时，通常采取的调整收费的方式之一。根据历来的赔付记录，在机身全额赔款中，全吝啦失赔款为70%，部分损失赔款占30%，故以70%计算全损部分费率，以30%计算部分损失费率。通过这一方式，可调整部分损失情况下，新旧飞机价格差额部分应交的保险费。
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参考词条