文章首先分析了国内外人员疏散模型的研究现状和研究方法,然后提出了本文的研究内容和研究的技术路线。
The article first analyzes the research status and methods of evacuation model in domestic and foreign, then poses the research content and the paper's technology roadmap.
介绍了本文研究的背景与意义、主要研究内容与结构安排、研究方法与技术路线和预期价值等。
Introduces the background and meaning, main research contents and structures, research methods, technique routes and expectations etc.
主要阐述选题的背景和意义、研究内容、研究的方法和技术路线等。
This part mainly expounds the background and significance, methods and technical line of this paper.
应用推荐