Having been describing the academic concept and understanding for Internet of things( IoT), the meaning of "things" in Iot and the technologies that supporting IoT, and the developing roadmap of lot in 2010 to 2020 in European Union are expounded emphatically. In addition, three of the applicable orientations of Iot are discussed and its importance is emphasized, Iot is significant supporting measure for our country to become a powerful manufacturing nation from great manufacturing nation, thus it should be energetically pushed on.%在概述多方对物联网的学术概念和理解之后,着重阐述了物联网中"物"的含义和支撑物联网的技术,给出了2010～2020年后欧盟的物联网研发路线图,讨论了物联网的三个应用方向,并强调了其在工业应用方面的重要性.物联网是我国从制造大国走向制造强国的重要支持手段,大力推进物联网具有重要的现实意义.
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