Analyzed is influence of eccentric conductive ring on signal responses in the array induction logtool.
分析了偏置导电环对阵列感应测井仪器响应信号的影响规律。
2
The geometric factor of resistivity logtool 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。
3
Sector Cement Bond Tool(SBT) is an acoustic logtool for inspecting quality of the cement bond around the circumference of the casing tubing ans for measuring the pore paths.