The questionnaires are the basis of theoretical exploration and practice in the whole system of science popularization.
在整个科普体系中，调查问卷是许多科普理论探索与科普实践的基础。
The analytic descriptions and theoretical explanations to the exploration of practice and empirical mode of local system reform have certain realistic significance.
对地方体制改革的实践探索和经验模式进行分析型描述和理论性解释具有一定的现实意义。
This essay is a theoretical result of the exploration and practice of project study in mathematics teaching in middle school.
本文是研究性学习在中学数学教学中探索与实践的理论成果。全文共分四部分。
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