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“问题信息”似乎人人明白,又似乎人人不明白,近年来理论界尚无定论。信息工作者或理论工作者由于对这一重要课题疏于深入研究,或简单归之为“负面信息”,或归之于“负反馈”,或归之于“忧信息”。理论上
It seems that everyone knows about “problem information” and it seems that everyone can not understand it. In recent years, there is no conclusion in theorists. Information workers or theoreticians are negligent in their in-depth study of this important issue or simply as “negative information” or as “negative feedback” or as “worrisome information.” In theory