No matter what the salinity of stratum-water is high or low, the additional conductivity influence of clay may make pay have low resistance.
无论地层水矿化度高或低，粘土附加导电均可能造成油气层低阻。
So we suggest that combined perforating technique should be applied to the area where there is lower clay content, less porosity and moderate pay thickness.
故在泥质含量低、孔隙度小、油层厚度适中的地区，建议应用复合射孔技术。
So far people pay too much attention to the origin, distribution, structure and elastic deformation of the reticulate red clay.
至今人们对于网纹红土的研究主要集中在其成因分布、结构构造、弹性变形等方面。
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