山东半岛西北部的蓬莱至莱州湾一带,位於山东台背斜胶东台凸的西北翼,基本上属于低山丘陵区。丘陵外围延展大面积低缓的剥蚀夷平面,微向河谷、平原和海岸倾斜。在黄县、招远和掖县境内,该剥蚀面以西,分布近200平方公里的泻湖一滩脊平原,平原与剥蚀面之间,迤逦展布一条全新世古海岸线。 Penglai in the northwestern part of Shandong Peninsula to the Laizhou Bay area, located in the northwestern wing of Dongtai convex in Shandong Province, is basically a hilly area. Extensive hilly low-lying denudation of the outer surface of the hills, slightly to the valleys, plains and coastal slopes. In Huangxian, Zhaoyuan and Yexian, an entire Holocene coastline is spreading over the lagoon-plain, plain and denuded surface to the west of the denuded surface, covering nearly 200 square kilometers.