Educational technology field needs experimental study. The important parts are selection of research title and experimental design.
教育技术领域需要实验研究，而实验研究最重要的就是研究课题的选择和实验设计。
The title of this paper, Part of the study and application of theory, research methods have certain peculiarities.
本论文的题目，研究的部分内容以及运用的理论、研究方法等都有一定的特别之处。
This paper consists of five parts: the first part is a preface, including the background and meaning for choosing this title, the method applied, the research contents and its study framework.
全文在结构上分为五个部分：第一部分介绍了本文选题背景和意义、研究方法及主要研究内容与框架。
This paper consists of five parts: the first part is a preface, including the background and meaning for choosing this title, the method applied, the research contents and its study framework.
全文在结构上分为五个部分：第一部分介绍了本文选题背景和意义、研究方法及主要研究内容与框架。
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