Acknowledgments
This work is supported by the National Research Foundation of Korea
(NRF) that funded by the Korea government (MSIT)
(No.NRF-2015R1A4A1041105), and partly funded by the key projects of NHRI
(No.Y919005, No.Y920012) and 66th China Postdoctoral Science Foundation
(2019M661882) Helmholtz Centre for Environmental Research – UFZ is
acknowledged for providing a free license for FEFLOW 7.0.