Main measure indexes of information effectiveness in historical archives are the difficulty of knowledge discovery, demand, accessibility and effects.
历史档案情报效用的主要衡量指标是知识发现难易度、需求量、可获取性和使用效果。
Main measure indexes of information effectiveness in historical archives are the difficulty of knowledge discovery, demand, accessibility and effects.
历史档案情报效用的主要衡量指标是知识发现难易度、需求量、可获取性和使用效果。
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