20世纪人类最伟大的发明之一是电子计算机,而对计算机最伟大的应用就应该算是网络了。网络不仅改变了社会、经济的各个方面,而且对文化也带来了全方位的冲击,其中一个重要的方面就是网络引发的数字媒体革命。在人类社会中,信息的表现形式是多种多样的,这些表现形式可以统称为媒体。能够用计算机记录和传播的信息媒体,无论是已经应用还是将要应用,其共同的重要特点就是信息的最小单元是比特(bit)——“0”或“1”,无论是文字、图像、声音或视 One of the greatest inventions of mankind in the twentieth century was electronic computers, and the greatest application of computers should be the Internet. The Internet has not only changed all aspects of society and economy, but also brought a full impact on culture. One of the most important aspects of the network is the network-initiated digital media revolution. In human society, the manifestations of information are varied and can be collectively referred to as the media. An important common feature of information media that can be recorded and disseminated by computers, whether applied or to be applied, is that the smallest unit of information is a bit of “0” or “1”, whether it is text, image, sound Or visual