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什么是关键词叠加？

关键词叠加是指将多个关键词放在一起使用的做法，即在同一个广告组或同一篇文章中同时使用多个相关的关键词。这种做法可以提高搜索引擎对内容的理解和匹配度，从而优化网站的搜索排名和流量。但是过度使用关键词叠加可能被搜索引擎视为垃圾信息，甚至会被搜索引擎惩罚。因此，应该适当使用关键词叠加，并且要注意保持关键词的质量和数量的合理性。

Public @ 2023-04-05 12:50:09

搜索引擎对SEO作弊的判定的11个条件

1.关键词堆积：将大量关键词塞入页面内容或元素中，甚至是不相关的关键词。 2.隐藏文字或链接：在页面中使用与网站背景相同的颜色或图案隐藏文字或链接。 3.页面重定向：把用户重定向到不同于他们实际想要进入的页面上。 4.门户页面：制作指向其他页面的链接，并在其中包含目标关键词，但这些链接不是通过网站导航可访问的。 5.虚假的文件名或扩展名：创建无意义的网页文件名或扩展名来欺骗搜索引擎。 6.机器人欺

Public @ 2023-06-20 03:50:21

搜狗对作弊网站的定义

作弊网站是指通过非法手段，提供帮助学生作弊的网站。这些网站可以提供假证、作弊材料、答案等，助长学生作弊行为，影响教育公平。

Public @ 2023-04-03 16:50:06

什么是关键词叠加？

关键词叠加是指将多个关键词放在一起使用的做法，即在同一个广告组或同一篇文章中同时使用多个相关的关键词。这种做法可以提高搜索引擎对内容的理解和匹配度，从而优化网站的搜索排名和流量。但是过度使用关键词叠加可能被搜索引擎视为垃圾信息，甚至会被搜索引擎惩罚。因此，应该适当使用关键词叠加，并且要注意保持关键词的质量和数量的合理性。

Public @ 2023-04-05 12:50:09

什么是关键词叠加？

什么是关键词叠加？英文：Keyword stacking 指为了增加关键词密度，在网页上大量重复关键词的行为。关键词叠加是SEO初学者最常犯的错误，他们一般在标题标签、描述标签、关键词标签、图片的ALT属性中重复放入大量关键词。有时，他们在网页页脚部分摆放上几十个关键词。关键词叠加是一种典型的SEO作弊行为，搜索引擎判断这种作弊行为的算法已经相当成熟。一旦网页上出现关键词叠加现象，一般整个网站会被

Public @ 2016-05-15 16:12:32

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.020620s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.015233s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6821 LIMIT 1 [ RunTime:0.014028s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.014392s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.014677s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.015067s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6821 LIMIT 1 [ RunTime:0.013912s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+1 where id=6821 [ RunTime:0.016900s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo作弊及惩罚' AND `status` <> -1 LIMIT 1 [ RunTime:0.024493s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo作弊及惩罚' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041332s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海关键词叠加,seo作弊及惩罚' AND `status` <> -1 LIMIT 1 [ RunTime:0.024602s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海关键词叠加,seo作弊及惩罚' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.038545s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

0.415818s

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