数字字符的英文

• digital character
• numeric character
• numerical character

• 数字:    figure; digit; numeral; char ...
• 字符:    character
• 非数字字符:    non numerical character; nonnumeric character
• 数字字符集:    numeric character set
• 数字字符集 数字字符组:    numericcharacterset

例句与用法

1. Non - alphanumeric characters such as : exclamation point ,
   非字母数字字符，如感叹号(
2. An input character was encountered that was not a digit
   输入字符中包含非数字字符。
3. A non - alphanumeric character is a character for which the
   非字母数字字符是
4. A numerical characters recognition method based on r transformation
   变换的数字字符识别方法
5. This input mode accepts only numeric characters and symbols
   此输入模式仅接受数字字符和符号。