常見(jiàn)例句Toplap is evidence of a nonde-positional hiatus. 頂部超覆是無(wú)沉積作用間斷的證據(jù)。Toplap is evidence of a nonde-positional hiatus . 頂部超覆是無(wú)沉積作用間斷的證據(jù)。Supersequence boundaries are characterized by truncation, onlap and toplap etc. on the seismic sections and sudden change of lithology and logging curve. 超層序界面在地震剖面上最明顯的特征是出現(xiàn)削截、上超和頂超等反射終止現(xiàn)象,巖性、測(cè)井曲線也發(fā)生劇烈變化。Toplap is evidence of a nonde-positional hiatus 頂部超覆是無(wú)沉積作用間斷的證據(jù)。Keywords the seismic data paleochute alluvial fan progradation configuration downlap toplap; 古沖溝;沖積扇體;地震資料; 返回 toplap