Middle Cretaceous造句怎么写

The Middle Cretaceous shallow sea sediments, represented by a series of light dark gray marine clastic and carbonate rocks, were well exposed along the Gongzha Section in Tingri, southern Tibet.

(4)the early foreland flysch basin development stage in the Early-Middle Cretaceous;

Middle Cretaceous abnormal geological events and global change

The subsidence of Sunjiawan episode in Middle Cretaceous are further transferred eastward, and the half-graben defined by the fault F1 was formed.