Research conducted by P.J. Riley and co-researchers has updated our knowledge about civil engineering

摘要

2011 JAN 12 - (VerticalNews.com) -- "There is no shortage of data available tornindicate the enormity of the cost of road crashes to communities. Every country suffers thernignominy of death and injury on its roads and this is rightly considered a situation that should not exist," investigators in Australia report.