1933~2012年无定河径流突变与周期特征诊断
张健, 李同昇, 张俊辉, 徐象平

The Runoff Abrupt Change and Periodic Characteristics of the Wudinghe River During 1933-2012
Jian Zhang, Tongsheng Li, Junhui Zhang, Xiangping Xu
图1 无定河流域水系结构和白家川水文站
Fig.1 Study area and the hydrological station in Wudinghe River Basin