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前言 信息科学基本问题之一,是对信息本质的探讨。理论界认为,信息是现象与知识的中介,是事物运动状态或存在方式的直接或间接的表述。信息不同于现象,也不等同于知识,现象与知识都处于信息的两端。信息来源于物质又不同于物质,它可以脱离物质
Preface One of the basic issues of information science is the exploration of the nature of information. Theorists believe that information is an intermediary of phenomena and knowledge and is a direct or indirect expression of the state or existence of things. Information is different from the phenomenon, not equal to knowledge, phenomena and knowledge are at both ends of the message. The information comes from the material is different from the material, it can be separated from the material