Erlian basin is the basin group consisted of many similar structural developed history and small scattered lake basins.
二连盆地是由许多具有相似构造发育史的、分散的小型湖盆组成的盆地群。
Biyang depression is a secondary structural unit in Nanxiang Basin. The depression is in half-graben shape which faulted in the south part and overlapped in the north part.
泌阳凹陷是南襄盆地中的一个次级构造单元，为一南断北超式箕状凹陷。
Basin structural character contains much information about flood hazard.
流域结构特征包含着丰富的洪水危险性信息。
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