1. (IAHR Member), Professor, College of Water Conservancy and Hydropower Engineering, Hohai University, Nanjing, PR China.
2. PhD Student, College of Water Conservancy and Hydropower Engineering, Hohai University, Nanjing, PR China.
3. (IAHR Member), Professor, Department of Civil Engineering, University of Toronto, Toronto, Canada.
4. Professor, College of Water Conservancy and Hydropower Engineering, Hohai University, Nanjing, PR China.