简要阐述本论文的研究背景、研究现状、研究目的和意义、研究内容与方法等。
This part briefly describes the research of background, current situation, purpose and meaning, content and methods.
绪论就本课题的背景和研究现状以及研究方法进行了总结与评述。
Introduction is a summary on the background in the selection of the topic, current study on the topic and research methods.
引言部分主要介绍本课题的研究背景与现状，在此基础上阐述了研究的意义与目的，提出了本课题研究的基本方法。
The preface is the introduction of the main topics on the background and the status quo, the meaning and purpose of the study, and basic research methods.
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