2. In addition to writing a summary of the research, the preface of the research point of view should also state your own research point of view, what problems to discuss and what opinions to put forward in the paper. Define the key words related to the viewpoint of the paper, what scope I discuss this problem and how to use this viewpoint. In this way, you can make your point clear, get to the point, and others can understand. It also avoids the ambiguity of discussion scope and keywords. The content of the preface should be clear and clear, with chapter titles.
3. General description of the research content. The analysis method of dissertation follows two procedures, one is logical analysis procedure: "analysis and synthesis", and the other is systematic synthesis procedure: "comprehensive analysis and synthesis". Adopting a systematic and comprehensive procedure has the function of making a strategic plan and outlining the outline from a strategic perspective. The first "synthesis" of the comprehensive program is the preface, which regards the research object as a synthesis and gives a general description of its own views. "Analysis" is to discuss each part from different angles on the basis of synthesis, and the results of each analysis are fed back to the next level of synthesis. The following "synthesis" is in the conclusion part of the paper, summarizing the research of the whole paper and summarizing my own thesis views.