浙江南部山地瓯江、灵江等河流的下游,分布着温州、黄岩等沿海平原,这里第四纪疏松沉积厚达一百五十米左右。近年来我国沿海各地调查表明:凡沿海平原都在不同程度上遭受过第四纪海侵,形成的海侵地层是沿海第四系划分对比的重要依据,也是研究沿海各地第 Downstream of rivers such as the Oujiang River and Lingjiang River in the mountains of southern Zhejiang, there are coastal plains such as Wenzhou and Huangyan where the Quaternary sediments are about 150 meters thick. In recent years, surveys in various parts of China’s coastal areas have shown that where the coastal plains have suffered various degrees of Quaternary transgression, the formation of transgressive stratigraphy is an important basis for the division and comparison of coastal Quaternary systems,