一场对世界冲击不亚于电视和个人电脑的技术革命已经悄然到来。 信息技术主要由与通讯相结合的电脑技术和联网技术组成。这些电脑网络如同一种电子高速公路,所以又被称作“信息高速公路”。 “信息高速公路”实际上是一个交互式多媒体网络,它把电视、广播、报纸、电脑、 A technological revolution that has hit the world as much as television and personal computers has quietly come. Information technology consists mainly of computer technology and networking technology combined with communication. These computer networks are like an electronic highway, so they are also called “information superhighways.” The “Information Highway” is actually an interactive multimedia network that connects television, radio, newspapers, computers,