Hiatus and different thickness of the same formation are two key problems on automatic stratigraphic correlation based on log data from well to well.
地层缺失和厚度不等是基于测井数据进行井间地层自动对比中需要解决的关键问题。
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The study and correlation of strata to elucidate Earth history on the basis of their lithology, or the nature of the welllog response, mineral content, grain size, texture and color of rocks.