大学研究生教学 老师讲课用的ppt 文件名为基于分形理论的X线头影侧 很好 做的很精致 知识很全面-Graduate Teaching the teacher with the ppt file is named based on fractal theory of the shadow side of the X thread is fine to do a very good knowledge of very comprehensive

分形艺术，可用于创作精美的艺术图形，并生成你所需要的美丽图形-Fractal Art can be used to create fine art graphics, and generates beautiful graphics you need