[1]Hebei University of geology;
Shijiazhuang;
050000;
China;
[2]Institute of hydrogeology and environmental geology;
CAGS;
Shijiazhuang;
050000;
China;
[1]Hebei University of geology;
Shijiazhuang;
050000;
China;
[2]Institute of hydrogeology and environmental geology;
CAGS;
Shijiazhuang;
050000;
China;