声波时差、自然电位和感应电阻率对储油层的渗流性能有较好的相关性。
Acoustic time, spontaneous potential and induction resistivity have a good correlation on the flowing property of the reservoir.
针对非均质地层中电阻率非分块常数，提出一个新的自然电位测井模型。
A new spontaneous potential log model for the case when formation resistivity is not piece - wise constant was introduced.
钻杆测井测量自然电位、短电位电阻率和长电位电阻率。
The drill pipe log records spontaneous potential and short and log resistivity measurements.
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