前言部分阐述论文的选题背景、意义和研究方法。

Firstly, the forward discusses the background, meaning and the ways of the research.

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整篇论文共分五个部分：第一部分前言，全面阐述了本研究的背景、意义、现状、方法、目的和价值。

Section one is preface, which states the background, meaning, present situation, method, purpose and value of the research.

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前言部分，主要阐述了问题的提出与研究背景、研究的意义以及研究的思路和方法。

In the preface, it was mainly the discussion about the research background, the significance of research on this problem, and the research thought and methods.

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本分的研究主要分为五部分，第一部分为前言，对于本次研究的背景和意义进行了探究，并阐述本次研究所采取的研究方法；

This paper is divided into five parts, the first part, the background and significance of this study explored the definition, and expounds the research methods taken;

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本分的研究主要分为五部分，第一部分为前言，对于本次研究的背景和意义进行了探究，并阐述本次研究所采取的研究方法；

This paper is divided into five parts, the first part, the background and significance of this study explored the definition, and expounds the research methods taken;

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