The resistivity log response, environmental effect and its tool parameters are investigated systematically.
用该方法系统地考察了套管井电阻率测井响应、环境影响、仪器参数。
The log response of the gas reservoir is characterised by low gamma ray, self-potential reduction and high resistivity.
这种高产气层具有特征的电性反应，表现为自然伽马值低、自然电位显著负异常、电阻率高；
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