This potential is one component of the electrochemical potential, from which the spontaneous potential log is derived.
液体接触电位是电化学电动势的一部分。
A new spontaneous potential log model for the case when formation resistivity is not piece - wise constant was introduced.
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。
The drill pipe log records spontaneous potential and short and log resistivity measurements.
钻杆测井测量自然电位、短电位电阻率和长电位电阻率。
Spontaneous potential (SP) of a formation has tight relationship with salinity of formation liquid, the salinity of mud filtrate in invaded zone affects SP log considerably.
自然电位与地层流体的矿化度有密切关系，侵入带中泥浆滤液的矿化度对自然电位测井有较大的影响。
Spontaneous potential (SP) of a formation has tight relationship with salinity of formation liquid, the salinity of mud filtrate in invaded zone affects SP log considerably.
自然电位与地层流体的矿化度有密切关系，侵入带中泥浆滤液的矿化度对自然电位测井有较大的影响。
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