*Zaiyong Zhang¹, Wenke Wang¹, Chengcheng Gong¹, Harrie-Jan Hendricks Franssen², Philip Brunner³ (1.Chang'an University, 2.Agrosphere (IBG-3), Forschungszentrum Jülich GmbH, Jülich, Germany, 3.Center for Hydrogeology and Geothermics, (CHYN), University of Neuchatel, Switzerland)