The first chapter describes the research background, research status, significance, research methods and objectives.

第一章介绍研究背景、研究现状、研究意义、研究方法与目标。

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This chapter is a brief introduction to the research background, the research objectives, the research significance, the research methodology and the structure of the thesis.

本章简要介绍了研究背景，研究目标，研究意义，研究方法和论文的结构。

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This chapter consists of the background of study, problem statement, research questions, research objectives, hypotheses and significance of study.

本章包括研究背景、问题陈述、研究问题、研究目的、研究假设和研究意义。

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