Introduction of research field: firstly, introduce the subject field or research field, and explain the importance and significance of this field. You can briefly introduce the historical background, development status and frontier issues in this field.
Literature review: sort out and summarize the existing related research. This includes consulting and analyzing relevant literature and summarizing the main viewpoints, methods and achievements of existing research. It is necessary to cite some representative documents to show the existing research results in this research field.
Research Status and Problems: Based on the summary, the problems and shortcomings in the current research field are pointed out. We can analyze and discuss the limitations of existing research, unsolved problems or emerging research directions. Emphasize the innovation and motivation of research.
Research goal and significance: define the goal and significance of the research and explain why this research work should be carried out. It can explain the contribution of research to the academic field and the importance of practical application and social development.
Research methods and approaches: Briefly introduce the research methods and approaches. The experimental design, data collection and analysis methods, research plans and steps are summarized.
The purpose of the research background part is to provide readers with the background and present situation of the research question, to draw out the motivation and significance of the research, and to pave the way for the follow-up research content. Pay attention to the clarity and accuracy of the discussion, and avoid too many details and irrelevant content. At the same time, it is necessary to ensure the accuracy and comprehensiveness of the cited documents and objectively evaluate and analyze the previous studies.