Assistant Professor Lauren Stewart says an ongoing maintenance issue could be a factor in the collapse of the Morandi Bridge in Genoa, Italy.
원문출처 : https://www.cnn.com/videos/world/2018/08/15/italy-bridge-collapse-possible-causes-engineer-sot-vpx.cnn
원문출처 : https://www.cnn.com/videos/world/2018/08/15/italy-bridge-collapse-possible-causes-engineer-sot-vpx.cnn