The simple outline and detailed outline mentioned above are the skeleton and main points of the paper. Which one to choose depends on the author's needs. If you are thoughtful and meticulous, it is not a big problem to use a simple outline; However, if the investigation is not well thought out, a detailed outline must be used, otherwise it will be difficult to write a qualified graduation thesis. In short, it will be much more convenient to write an outline before writing a graduation thesis.