Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/cb88ec661808fa890e0ec8f4322a997f.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 check digit英英字典_check digit剑桥英语解释_check digit柯林斯英文解释_甲百汇小鸡词典
1. N a digit derived from and appended to a string of data digits, used to detect corruption of the data string during transmission or transcription 校验数位[计算机]