庙岛群岛如同一条链环,横亘在渤海的峡口。这些岛屿主要由前震旦系的岩层组成。 岛屿上分布着黄褐色松散堆积物。有的学者把它称作“黄土”,定为海相成因;有的学者把本区不同高度上的这些松散堆积物,看作第四纪高海面的佐证。 这一问题的研究,对黄、渤海沉积物的研 Temple Island, like a chain, lie in the Bohai Gap. These islands are mainly composed of pre-Sinian strata. The distribution of the island with brown loose accumulation. Some scholars call it “loess” and set it as the marine cause. Some scholars regard these loose deposits at different elevations in the area as evidences of Quaternary high sea level. Research on this issue, research on sediments of Yellow Sea and Bohai Sea