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给出了在２５０～１１００ＭＨｚ的频率范围内，利用自动网络分析仪，通过测量含岩石同轴线样品夹持器的散射参数，计算岩石介电常数的测量原理和测试方法。以大庆油田泥质砂岩的测量结果为基础，分析了岩石介电常数与频率、孔隙度、地层水矿化度、含水饱和度等影响因素之间的关系，并在１１００ＭＨｚ的频率下得出了大庆油田泥质砂岩介电常数的解释公式。
The measurement principle and test method for calculating the dielectric constant of rock are given in the frequency range of 250 ~ 1100MHz by using the automatic network analyzer and by measuring the scattering parameters of the sample holder with the rocky axis. Based on the measurement results of shaly sands in Daqing Oilfield, the relationship between the dielectric constant of rock and the influencing factors such as frequency, porosity, salinity of formation water and water saturation is analyzed. The Explanatory Formula of Dielectric Constant of Shaly Sand in Daqing Oilfield.