求翻译：本文共分为五个部分。第一部分是引言，主要介绍了选题的理论和现实意义、文献综述、主要内容、研究方法以及论文的可能创新与不足。是什么意思？

This paper is divided into five parts. The first part is the introduction, introduces the topics of theoretical and practical significance, literature review, the main content, research methods and the possibility of innovation and lack of paper.

This article was divided into 5 parts. The first part is the introduction, the principal introduced the topic selected theoretical and practical significance, and review articles, main content, research methods and thesis may be innovative and inadequate.

This article altogether divides into five parts.The first part is an introduction, mainly introduced the selected topic theory and the practical significance, the literature summarize, the primary coverage, the research technique as well as the paper possibility innovate and the insufficiency.

This article is divided into five parts. The first part is the introduction, mainly introduces the topics of theoretical and practical significance, literature review, main content, may be low on innovation and research methods and thesis.

This article is divided into five parts. The first part is the introduction, mainly introduces the topics of theoretical and practical significance, literature review, main content, may be low on innovation and research methods and thesis.