Based on the rock conductivity model and with reference to calibration circuit in the dual laterolog tool, designed is calibration circuits in the complex resistivity logging tool.

在岩石导电模型的基础上，参考双侧向仪器刻度电路原理，设计出适用于复电阻率测井仪器的刻度电路，并给出用电路参数模拟不同地层的方法。

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Cased hole formation resistivity (CHFR) logging tool is a new-type instrument which is developed to measure and evaluate formation remaining oil saturation in casing hole of oilfields.

套管井地层电阻率测井仪是为了满足油田在套管井中测量和评价地层剩余油饱和度而研制的新型仪器。

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Cased hole Formation resistivity Logging (CHFR) is a new resistivity tool in cased holes developed by Schlumberger company.

过套管地层电阻率测井(CHFR)是斯伦贝谢公司的一种新的套管井电阻率测井仪器。

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