1. Ph.D. Student, State Key Laboratory of Eco-Hydraulics in Northwest Arid Region, Xi’an Univ. of Technology, Xi’an 710048, China.
2. Professor, State Key Laboratory of Eco-Hydraulics in Northwest Arid Region, Xi’an Univ. of Technology, Xi’an 710048, China (corresponding author).
3. Professor, China Institute of Water Resources and Hydropower Research, Beijing 100044, China.