Upper Cretaceous造句怎麼寫

3、Sedimentary facies and sedimentary evolution of the Upper Cretaceous Qingshankou formation of Binbei area in Central Depression of Songliao Basin

5、The natural soda water occurs mainly in the pore-fissure confined aquifer of the clastic rock of Nenjiang group, Upper Cretaceous.

2、The fracture formation and its evolution from Upper Cretaceous to Cenozoic in Haian Depression

1、Ichnofabric characteristics of fluvial and lacustrine sediments of the Upper Cretaceous in Xixia Basin,Henan Province

4、During the Upper Cretaceous much of the area was covered by these sediments, they were, however, eroded to a considerable degree.