为研究过套管电阻率测井仪器的径向探测特性，本文给出了反映地层径向介质变化的几何因子。
The geometric factor of resistivity log tool has been calculated by the transmission line equation for resistivity logging through casing.
为研究过套管电阻率测井仪器的径向探测特性，本文给出了反映地层径向介质变化的几何因子。
The geometric factor of resistivity log tool has been calculated by the transmission line equation for resistivity logging through casing.
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