fractals分形
fractaln 不规则碎片形
fractal Brown movement分数布朗运动
fractal transformation分形变换
fractal image compress分形图像压缩
fractal self-similar分形自相似
fractal characteristic分形特征
fractal dimensionality分形维度
fractal finite element分形有限元
fractal Gaussian noise分形高斯噪声
fractal scaleless band分形无标度区
fractal geometry theory分形理论