Generally speaking, unless you already have the original data that can be analyzed. Although there are many articles in the world, the summary mainly refers to the achievements of some others, but the text needs its own data. The thought structure of the article can imitate others, but can the data imitate it? No, it's part of the graduation thesis to go to the local research by yourself, which can not only discover the design problems and feasibility, but also exercise people. Why not go?