Using 110 newly revised Holocene sea level indicators categorized into three types, sediments (67), shelly cheniers (27)......

渤海湾西岸年轻贝壳堤的横截面呈上凸形态，堤的底板向海倾斜。年轻贝壳堤可分为底部－下部（前缘基足）、中部和上部三部分。底部－下部为形......