Because of the overall influence of meteorology factors and underlaying surface factors, the hydrologic time series are high nonlinear, including the definitiveness and randomicity i.

• 由于气候因素和下垫面因素的综合影响,水文时间序列表现出复杂的非线性,包括确定性成分和随机成分,如月径流序列、日均流量序列等。