Invited by HohaiUniversity, Prof. Walter Graf from Swiss Federal Polytechnic Institute and his wife came to Hohai for academic exchange.
During the visit, Prof. Graf visited Experiment Center of Hydraulics Laboratory, Sediment Laboratory, and Estuary and Coastal Engineering and gave much praise to the achievements made in the fields of water conservancy, civil engineering, environment, etc. Some Hohai teachers and students attended an informal discussion with Prof. Graf who made an instruction to the graduates about the selection of thesis title, thesis writing, the way of thesis research, etc.
Prof. Graf gave a speech titled Turbidity Currents for some teachers and students. And his wonderful speech and critical research attitude left a deep impression on them.