The prototype of the active knowledge system based on knowledge requirement has been applied in a certain institute.
该方法已在基于知识需求的主动式知识系统原型中实现，并在某研究所得到了应用。
On the aspect of reproductive health knowledge requirement, 55. 5% cases hoped to acquire from the books and papers.
在生殖健康知识需求方面，55，5％希望从书报传媒中获得；
To measure the implicit knowledge requirement objectively, we defined an index set based on corpus and knowledge structure.
对显式知识需求、隐式知识需求、用户查询历史以及知识需求分析过程进行了形式化的定义。
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