引言 信息技术的迅猛发展将给21世纪经济和社会发展带来革命性的变化,一度被称为“夕阳工业”的传统制造业,随着信息技术的注入,其作用和地位又重新被人们所重视。居世界首位的美国制造业已占国民总值的20%以上,但从业人员却不到10%,业绩应归功于以信息技术为基础的自动化技术和现代管理技术的综合应用。而信息技术 Introduction The rapid development of information technology will bring revolutionary changes to the economic and social development in the 21st century. The traditional manufacturing industry was once called “sunset industry”. With the influx of information technology, its role and status have been re-established by people Pay attention. The U.S. manufacturing industry, which occupies the first place in the world, accounts for more than 20% of the GNP but less than 10% of its employees. Its performance is attributed to the integrated application of information technology-based automation technology and modern management technology. And information technology