本世纪初信息在人类视野中逐步明朗化，公众对信息的关心不断增大，围绕信息提出的问题也就不断增多，如信息的本质、属性、计量、社会意义以及信息的生命周期等问题，并发表了许多很有见地的好文章，也还有许多问题需进一步深入研究。信息定义有许多种，我觉得维纳（Ｎ．... At the beginning of this century, the information gradually became clear in the field of human vision. The public’s interest in information was constantly increasing. The issues raised by the information were also increasing, such as the nature of the information, the attributes, the measurement, the social significance and the life cycle of the information. And published many good insightful articles, there are many problems need further study. There are many kinds of information definition, I think Wiener (N ....