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一、历史时期长江镇扬河段的演变长江镇扬河段西起仪征,东至囵山,属于长江河口区的近口段,扬州港位于镇扬河段上段的北岸,目前距长江北岸约14公里。历史时期镇扬河段历经沧桑之巨变。据良渚时期遗址的分布,恢复出当时长江三角州的岸线,北岸线位于扬州蜀岗、西场、李堡一线;南岸线位于福山、太仓、马桥、澉浦一线,河口口门宽达190公里,呈喇叭形河口~①,据
First, the history of the evolution of the Yangtze River Zhenyang section Zhenjiang section of the Yangtze River from west to Yizheng, east Dangshan, belonging to the Yangtze River Estuary near the mouth section, Yangzhou Port is located in the upper reaches of Zhenyang section of the north shore, currently from the north shore of the Yangtze River about 14 kilometers. Zhen Yang River during the historical period after the vicissitudes of change. According to the distribution of Liangzhu period sites, the coastline of the Yangtze River Delta was restored. The northern shoreline is located at the Shugang, West and Limbo lines in Yangzhou. The south coastline is located at Fukuyama, Taicang, Maqiao and Xupu lines. 190 kilometers, was flared mouth ~ ①, according to