1. Research Assistant, Key Laboratory of Surficial Geochemistry, Ministry of Education, Dept. of Hydrosciences, School of Earth Sciences and Engineering, Nanjing Univ., Nanjing 210023, China (corresponding author).
2. Professor, Key Laboratory of Surficial Geochemistry, Ministry of Education, Dept. of Hydrosciences, School of Earth Sciences and Engineering, Nanjing Univ., Nanjing 210023, China.
3. Researcher, Key Laboratory of Karst Dynamics, Ministry of Land and Resources and Guangxi, Institute of Karst Geology, Guilin 541004, China; International Karst Research Center Auspices of UNESCO, Guilin 541004, China.
4. Research Assistant, Key Laboratory of Surficial Geochemistry, Ministry of Education, Dept. of Hydrosciences, School of Earth Sciences and Engineering, Nanjing Univ., Nanjing 210023, China. ORCID: .
5. Associate Professor, State Key Laboratory of Hydrology-Water Resources and Hydraulic Engineering, Hohai Univ., Nanjing 210098, China.