7D.Meike.Energy efficient u.use of robotics in the automobile industry[J].in Proc.15th Int.Conf.Adv.Robot.,Tallin,EST J,2011,(6):34-37.
8Nassen J,Holmberg J,Wadeskog A etc.Direct and indirect energy use and carbon emissions in the production phase of buildings:an input-output analysis[J].Energy,2007,32(9):1593-1602.
