如下我要将下面的有重复的字符删除,如果用查找一个一个删除太慢,有没有较好的方法啊,谢谢各位了,急急!!!
031111B01P 汇总
031120B20P 汇总
031111B01P 汇总
040918B01P 汇总
040918B04P 汇总
040316B55P 汇总
050125B34P 汇总
021122B41P 汇总
050125B34P 汇总
030106B11P 汇总
030116B01P 汇总
040520B05P 汇总
030106B11P 汇总
030106B11P 汇总
030803B07P 汇总
031025B02P 汇总
041126B01P 汇总
041207B10P 汇总
041207B10P 汇总
031025B02P 汇总
030812B01P 汇总
041117B39P 汇总
041119B06P 汇总
041119B06P 汇总
030803B07P 汇总
030803B08P 汇总
030812B01P 汇总
031025B01P 汇总
031025B02P 汇总