1, the modern river bed sandbar and the new beach
2, alluvial plains
3, clay silt plains
4, sand-covered alluvial fan or ancient delta
5, buried alluvial fan of the loam plain
6, Binhu silting clay plain
7, loess terrace and post
8, loess terrace terrace
9, red terraces and hillock
10, loess terrace terrace
11, red gravel-covered red layer grass-roots terrace
12, erosion hills
13, the erosion of low mountains
14, the bedroom Zhongshan
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