1. PhD candidate, College of Water Resources and Civil Engineering, China Agricultural University, Beijing 100083, PR China
2. Professor, College of Water Resources and Civil Engineering, China Agricultural University, Beijing 100083, PR China; Beijing Engineering Research Centre of Safety and Energy Saving Technology for Water Supply Network System, China Agricultural University, Beijing 100083, PR China
3. Associate Professor, College of Water Resources and Civil Engineering, China Agricultural University, Beijing 100083, PR China; Beijing Engineering Research Centre of Safety and Energy Saving Technology for Water Supply Network System, China Agricultural University, Beijing 100083, PR China
4. PhD candidate, College of Water Resources and Civil Engineering, China Agricultural University, Beijing 100083, PR China