The first chapter is the preface, which brings out the questions discussed in this article later as well as the purpose, importance, methods and framework of the research and analysis in the article.
全文分为六部分：第一部分为前言部分，作者将提出本文所要论述的问题，并简述研究目的、研究意义、研究方法、研究旨趣以及分析架构。
The analysis of the Framework Program for Research and Technological Development is primarily concerned with the Fourth and Fifth Framework Program.
对欧盟“研究与技术开发框架计划”的分析主要集中在第四和第五个计划。
From analysis of research basis and development of urban disaster science, the theoretical framework and branches of urban disaster science are discussed in the paper.
本文在分析城市灾害学的研究基础及进展的同时，探讨了城市灾害学的理论框架及分支学科。
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