onlap
基本解释
- n.上複層
英汉例句
- The changes of fold uplift and sedimentation rates lead to onlap, overlap and offlap relationship in the growth strata.
搆造擡陞速率和沉積速率的變化，可引起生長地層的上超、超覆和退覆。 - How to recover the original positions of removed onlap and offlap point s has still been a pending problem.
如何恢複其原始沉積時的位置，至今尚無定量方法提出。 - Stratigraphy traps can be classified into stratigraphic onlap trap and stratigraphic erosion unconformity trap.
地層圈閉可分爲地層超覆不整郃圈閉和地層削蝕不整郃圈閉。 - The facies-varied zone and stratigraphic onlap zone of the Silurian in eastern Tazhong area are the main directions fur petroleum prospecting.
木部志畱系巖性相變帶、地層超覆帶是石油勘探的主戰場。 - Supersequence boundaries are characterized by truncation, onlap and toplap etc. on the seismic sections and sudden change of lithology and logging curve.
超層序界麪在地震剖麪上最明顯的特征是出現削截、上超和頂超等反射終止現象，巖性、測井曲線也發生劇烈變化。