为啥通过robots.txt文件禁止百度抓取的页面一直不删除收录的页面
www.liangchen520.com 这个网站改版后，之前有一些老链接失效了，一直被百度收录，设置禁止抓取一直没有删除，几个月了。
User-agent:*
Disallow: /index.php/detail/cybq/17
Disallow: /index.php/detail/qtzb/25
Disallow: /index.php/detail/cpdh/52
Disallow: /index.php/category/qtzb
Disallow: /index.php/detail/cybq/15
Disallow: /index.php/detail/lcrd/15
Disallow: /index.php/detail/cybq/16
Disallow: /index.php/detail/qtzb/28
Disallow: /index.php/detail/qtzb/27
Disallow: /index.php/detail/lcrd/6
Disallow: /index.php/detail/lcrd/17
Disallow: /index.php/detail/cybq/21
Disallow: /index.php/detail/cybq/18
Disallow: /index.php/detail/cybq/19
Disallow: /index.php/detail/lcrd/28
Disallow: /index.php/detail/lcrd/16
Disallow: /index.php/detail/qtzb/63
Disallow: /index.php/category/cybq
