The discovery of these large vertebrate fossils has great significance for the redefinition of the stratigraphicage and regional stratigraphic division and correlation of the area.
这些化石的发现对重新厘定地层时代、进行区域地层划分及对比具有重要意义。
2
This paper deals with three factors, i. e. topographic unit, stratigraphicage, and strata association as the most important elements for controlling the soil engineering geological conditions.
The geological age, stratigraphic subdivision and correlation of the "High Resistivity Red Bed" in the Dongpu Depression, Bohai Sea Coastal Basin, has been an unresolved question.