河网结构指标对应的英文名称

河网密度 River network density [1]，river density [2]

水面比 Water surface ratio [1,2]

河流频率 River frequency [1]

弯曲度 Meander degree [1]

α：水系环度 Water system circularity [1]

β：节点连接率 Node ratio [1]，edge-node ratio [2]

γ：网络连通性 Network connectivity [1,2]

水工建筑物密度 Density of hydraulic buildings [1]

河流发育系数 river development coefficient [2]

功能连通性 functional connectivity [2]

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[1] Li C, Shi Y, Luo D, et al. Interventions of river network structures on urban aquatic microplastic footprint from a connectivity perspective[J]. Water Research, 2023, 243: 120418.

[2] Li X, Hua Z. Multiphase distribution and spatial patterns of perfluoroalkyl acids (PFAAs) associated with catchment characteristics in a plain river network[J]. Chemosphere, 2021, 263: 128284.