国产欧美精品一区二区,中文字幕专区在线亚洲,国产精品美女网站在线观看,艾秋果冻传媒2021精品,在线免费一区二区,久久久久久青草大香综合精品,日韩美aaa特级毛片,欧美成人精品午夜免费影视

Smart city is a new type of urban form, which uses the new generation of information technology such as the Internet of Things (IOT) to achieve the city intelligent operation and management. It is the product of the integration of information technology and urban development. Based on the in-depth analysis of the problems facing the development of smart city, the basic concept of the city IOT infrastructure is presented, the development situation at home and abroad is analyzed, the key technologies of the city IOT infrastructure are put forward, and at last some suggestions for promoting the development of the city IOT infrastructure are proposed.