Based on the data from Datong gauging station of Yangtze River, the grain-size characteristics of suspended sediment has been studied by using regression analysis.
以大通站为例，用回归分析的方法研究了长江入海悬移质泥沙的粒度特征。
2
In this paper the writer makes a preliminary research on the calculation method of the areal rainfall on different changing gauging stations in the river basin.