Graduation thesis is usually copied in the text of the thesis, that is, the thesis is compared with the system database, and most paper duplicate checking systems on the market can't copy pictures. In short, at present, even the international duplicate checking system can't find the duplication of pictures, and the domestic HowNet can't find all the pictures. We can use this feature to reduce the weight of paper and make it pass better. However, if you want to better pass the school thesis defense, the best way is to write the original paper, which is the best solution.

Pictures are plane media composed of many pixels, and there are many formats, which are generally divided into vector graphics and bitmap graphics. More common are pictures in jpg and png formats, generally bitmap graphics, while graphics in gif and swf formats are generally called vector graphics. Nowadays, more and more pictures are stored in digital state, and pictures are very important in paper research.