September 15th morning, Li Liangfu, deputy director of Chongqing Meteorological Bureau comes to our school for academic report in the meteorological Floor Conference Room 215.The proposition of academic report is “Lightning arc discharge effect and its influence on the cable bearing of cable supported bridge”. Through the studying of the report, our school teachers and students benefit a lot..The report will help them to understand the mechanism and the effect of the lightning arc, The atmosphere of the entire report is warm.