白洋淀流域地下水更新速率
袁瑞强, 龙西亭, 王鹏, 王仕琴, 宋献方

Renewal rate of groundwater in the Baiyangdian Lake Basin
Ruiqiang YUAN, Xiting LONG, Peng WANG, Shiqin WANG, Xianfang SONG
图1 研究区概图和采样点分布 (以G开头的为地下水采样点,加后缀d的为深层地下水,其余为浅层地下水;以S开头的是地表水采样点)
Fig.1 Map of the study area and sampling sites (G means sites of groundwater sampling, S means sites of surface water sampling. The postfix d represents deep groundwater)