计算机网络作为20世纪人类最为重要的发明,不仅在技术领域引起了一系列的革新,而且直接导致了人类互动过程、思维方式、生活形态乃至的社会结构的重新建构。数字化、网络化、全球化成为以技术为发端的社会变革的前沿领域,互联网正是一项这样具有革命性的技术。国际互联网(因特网)是一个以贯通全球的计算机网络、由众多的自主计算机和数以万计的服务器、网 As the most important invention of mankind in 20th century, computer network not only caused a series of innovations in the field of technology, but also directly led to the reconstruction of human interaction process, thinking mode, life style and even social structure. Digitization, networking and globalization have become the frontiers of technology-driven social change. The Internet is such a revolutionary technology. Internet (Internet) is a computer network that runs through the world, by a large number of independent computers and tens of thousands of servers, network