Correction accuracy for clean sand and most of the shaly sand is less than 5% and 10% respectively.
纯砂岩的校正精度百分误差小于5%；泥质砂岩校正误差绝大多数小于10%。
Oil bearing evaluation of low salinity water shaly sand reservoirs in the Liudong area is a difficult problem in log interpretation.
柳东地区低矿化度地层水储层的含油性评价是测井解释的一大难题。
The membrane potential of shaly sand was influenced by the cation exchange capacity, hydrocarbon saturation and concentration difference of the contacted solutions.
研究结果表明，泥质砂岩薄膜电位与岩石阳离子交换容量、含油气饱和度、接触溶液浓度差密切相关。
And a correction method for acoustic logs from shaly sand is also proposed assuming that the bulk modulus of the rock is the linear weighted averages of its upper and lower limits.
在假定岩石体积模量是其上、下限值线性加权平均值的条件下，提出了泥质岩石油气层声波速度校正法。
Log data may be used for calculating shaly capping beds parameters such as thickness, displacement pressure, total porosity, effective porosity, permeability, sand content, etc.
介绍了根据测井资料可综合评价泥质盖层的参数，包括厚度、排替压力、盖层总孔隙度、有效孔隙度、渗透率、含砂量等。
Restricted by the conventional interpretation techniques, such as the shaly fine sand and siltstone are usually recognized as mudstone or dry formation.
这些气层往往由于受传统解释方法的限制而未能被正确地识别，如泥质细砂、粉砂岩等常被误认为是泥岩层或干层。
Restricted by the conventional interpretation techniques, such as the shaly fine sand and siltstone are usually recognized as mudstone or dry formation.
这些气层往往由于受传统解释方法的限制而未能被正确地识别，如泥质细砂、粉砂岩等常被误认为是泥岩层或干层。
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