Names must begin with an alphabetic character, not a number or symbol. 名称只能以英文字母开始,不能是数字或符号。
Based on topology and redundant code of alphabetic symbol, an integrated solution of text digital watermarking ( TDWK) system was proposed. 提出了一种基于字符拓扑结构和冗余编码的文本数字水印系统的完整解决方案。