Based on these, the isochronal stratigraphic framework of Fuyang reservoir is established, and the fluvial-delta sequence feature and evolution process are studied in this paper.

在此基础上，运用地层基准面原理，建立扶杨油层的等时地层格架，研究其河流-三角洲层序发育特征及其演化过程。

youdao

Delta does not read the letter sequence on Nexus cards, so the system rejected me and would not issue a boarding pass.

FORBES: Evidently Delta Never Got the Memo On America's Express Border Crossing Program