这也是笔者进行论文研究和写作的意义之所在。
It is significance lie that the author has been study and writing this paper.
第一部分介绍了论文的选题背景、写作意义和研究方法。
The first part introduced the research background, significances and method.
第一部分介绍了论文的选题背景、写作意义和研究方法。
The first part introduced the research background, significances and method.
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