本文分为五部分：第一部分：提出论题。
第1章提出论题，界定研究对象与范围并对相关研究及本文所采用的研究方法与技术路线加以介绍。
Chapter 1 raise the issue and define the objects and their scopes, and then, introduces the methods of research and the technical path.
本论文由五部分组成：第一部分是提出论题，对国内外相关的研究文献进行评述，并设计研究的方法与路线。
This paper is made up of five parts: in the first part, propose the proposition, and comment to the relevant research documents both at home and abroad, and design the method and route studied.
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