教育理论与实践的关系问题是一个长期争论、悬而未决的问题。
There is a long-existed and unresolved problem between educational theories and practice.
加强应用图书馆学研究 ，密切图书馆学理论与实践的关系 ；
The research of applied librarianship should be strengthened to inosculate theories with practices.
二者间存在着渗透关系、互补关系、促进关系及理论与实践的关系。
Between them, penetrating relation, supplementary relation, accelerating relation, and theory and practice relation are existing.
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