了解汉字分割的基础算法，了解汉字分割的难点。掌握基于字间距和行间距的文本隐藏算法原理。修改算法参数，改进算法透明性。-Learn the basics of Chinese characters segmentation algorithm, to understand Chinese characters segmentation difficult. Master word spacing and line spacing based on the text of hiding algorithm works. Modify the algorithm parameters, improved algorithm transparency.