Static correction problem is serious in areas of western China with acute topographic undulation and sharp lateral variations of LVZ velocity.
在中国西部地区，地表起伏剧烈，表层低速带横向速度变化较大，静校正问题严重。
2
Based on the practical data analysis, a "resistivity restoring" method to determine shale content is set up by hydrocarbon correction for deep lateral resistivity logs.