First part: the research beginning, mainly included this research the research background, the research goal, the correlation concept limits and formerly the research results summary.

第一部分：研究的起点，主要包括本研究的研究背景、研究目的、相关概念界定和以往研究成果综述。

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The first part is an introduction, elaborated that the research goal significance, the research technique and the research mentality, and carried on the summary to the correlation theories.

论文共分六部分。第一部分是引言，阐述研究目的意义、研究方法及研究思路，并对相关理论进行综述。

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