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一、概述江苏位于我国大陆东部,扬子地台和华北地台两大构造单元的衔接部位,与黄海、东海两大构造盆地紧密相连,地质构造复杂,著名的郯庐断裂带斜贯本区西北部。由于沉积特征和地质发展史的差异,本区地层分南、北两区。南区位于扬子地层区的东北部,主要包括苏北平原和苏南地区;北区
I. Overview Jiangsu is located in the eastern part of mainland China, the Yangtze Platform and the North China Platform two major structural units of the convergence site, and the Yellow Sea and the East China Sea are closely linked to the two major tectonic basins, complex geological structure, the famous Tan Lu fault zone oblique northwest unit. Due to the differences in sedimentary characteristics and geological history, the strata of this area are divided into two areas, south and north. South is located in the northeast of the Yangtze strata area, including the northern Jiangsu Plain and the southern region; North