Conducive to timely adjustment, to avoid major rework. In the research and writing process of graduation thesis, the author's thinking activity is very active. Some unremarkable materials, seemingly irrelevant materials, often produce new associations or new viewpoints after being familiar with and thinking. If you don't write an outline carefully, you will be disturbed by this phenomenon, and you will have to keep writing, rethinking and even overturning what you have written. This not only increases the workload, but also greatly affects the writing mood. The outline of graduation thesis is like the blueprint of the project. As long as you think carefully before writing the outline and spend more time and energy to make it solid, you can form a clear level.