安全套有分正反吗【腾博会官网】

安全套有分正反吗

避孕套科普
安全套有分正反吗安全套怎么分正反

 发布时间： 2020-08-25  3124

安全套作为性生活的必需品，它除了能避孕还能预防疾病的传播，但很多人对其并不是很了解。比如安全套有没有正反面之分？安全套的正反要怎么区分？这两个问题相信很多小伙伴也是对其一知半解吧？接下来就让小编来给大家科普吧。

安全套有分正反吗分辨安全套正反
避孕常识
避孕套有正面和反面吗避孕套正反有影响吗

 发布时间： 2021-09-30  3548

现如今，虽然国内情侣夫妻使用避孕套是一件十分常见的事情，但中国毕竟还是一个保守的国家，人们对于在人前讨论“性”这一话题还是很敏感的，这也使得大多数人对于性相关的知识都处于一个不足的状态，许多人连避孕套的基本知识都没有掌握，很多人都不知道避孕套有正面和反面。今天小编就来告诉大家如何区分避孕套的正反面，并和大家讲讲避孕套正反有影响吗？一起来看看吧。

安全套有分正反吗避孕套正反是否都能用
避孕套科普
避孕套有正反面嘛避孕套怎么区分正反面

 发布时间： 2021-10-09  4950

避孕套作为情侣夫妻们情到深处，追求刺激时最后的一道安全防线，一直以来都在被全世界几十亿人们所使用着。避孕套的性质稳定，不易损坏，使用起来没有副作用而且价格也很便宜，避孕效果也很不错。但是，想要起到最好的避孕效果还是要正确的佩戴避孕套，那么避孕套有正反面嘛？答案是有的，在佩戴避孕套之前首先就要先区分好正反面，今天小编就来教大家避孕套怎么区分正反面，一起来看看吧。

安全套有分正反吗分辨安全套正反

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[ DB ] CONNECT:[ UseTime:0.110779s ] mysql:host=127.0.0.1;port=3306;dbname=news;charset=utf8mb4
[ SQL ] SHOW COLUMNS FROM `cmf_portal_tag` [ RunTime:0.000772s ]
[ SQL ] SELECT * FROM `cmf_portal_tag` WHERE `id` = 569 AND `status` = 1 LIMIT 1 [ RunTime:0.001458s ]
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[ SQL ] SHOW COLUMNS FROM `cmf_portal_tag_post` [ RunTime:0.012250s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `cmf_portal_tag_post` `tp` INNER JOIN `cmf_portal_post` `p` ON `p`.`id`=`tp`.`post_id` INNER JOIN `cmf_portal_category` `c` ON `c`.`id`=`p`.`category_id` WHERE `tag_id` = 569 AND `p`.`delete_time` = '0' AND `post_status` = '1' LIMIT 1 [ RunTime:0.482414s ]
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[ SQL ] SELECT `p`.*,c.name as cname,c.id as cid FROM `cmf_portal_tag_post` `tp` INNER JOIN `cmf_portal_post` `p` ON `p`.`id`=`tp`.`post_id` INNER JOIN `cmf_portal_category` `c` ON `c`.`id`=`p`.`category_id` WHERE `tag_id` = 569 AND `p`.`delete_time` = '0' AND `post_status` = '1' LIMIT 0,10 [ RunTime:0.642893s ]
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[ DB ] CONNECT:[ UseTime:0.060695s ] mysql:host=127.0.0.1;port=3306;dbname=news;charset=utf8mb4
[ SQL ] SELECT `t`.`id`,`t`.`name` FROM `cmf_portal_tag_post` `tp` INNER JOIN `cmf_portal_tag` `t` ON `t`.`id`=`tp`.`tag_id` WHERE `post_id` = 498 [ RunTime:0.000332s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'tp', 'type' => 'ref', 'possible_keys' => 'post_id', 'key' => 'post_id', 'key_len' => '8', 'ref' => 'const', 'rows' => 2, 'extra' => 'Using index condition', ) ]
[ DB ] CONNECT:[ UseTime:0.000316s ] mysql:host=127.0.0.1;port=3306;dbname=news;charset=utf8mb4
[ SQL ] SELECT `t`.`id`,`t`.`name` FROM `cmf_portal_tag_post` `tp` INNER JOIN `cmf_portal_tag` `t` ON `t`.`id`=`tp`.`tag_id` WHERE `post_id` = 3482 [ RunTime:0.000223s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'tp', 'type' => 'ref', 'possible_keys' => 'post_id', 'key' => 'post_id', 'key_len' => '8', 'ref' => 'const', 'rows' => 2, 'extra' => 'Using index condition', ) ]
[ DB ] CONNECT:[ UseTime:0.001401s ] mysql:host=127.0.0.1;port=3306;dbname=news;charset=utf8mb4
[ SQL ] SELECT `t`.`id`,`t`.`name` FROM `cmf_portal_tag_post` `tp` INNER JOIN `cmf_portal_tag` `t` ON `t`.`id`=`tp`.`tag_id` WHERE `post_id` = 3548 [ RunTime:0.001021s ]
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[ DB ] CONNECT:[ UseTime:0.000801s ] mysql:host=127.0.0.1;port=3306;dbname=news;charset=utf8mb4
[ SQL ] SHOW COLUMNS FROM `cmf_portal_category` [ RunTime:0.000703s ]
[ SQL ] SELECT `id`,`name` FROM `cmf_portal_category` WHERE `parent_id` > 0 AND `delete_time` = 0 AND `status` = 1 LIMIT 12 [ RunTime:0.001252s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'cmf_portal_category', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 34, 'extra' => 'Using where', ) ]
[ DB ] CONNECT:[ UseTime:0.000982s ] mysql:host=127.0.0.1;port=3306;dbname=news;charset=utf8mb4
[ SQL ] SHOW COLUMNS FROM `cmf_link` [ RunTime:0.000623s ]
[ SQL ] SELECT * FROM `cmf_link` WHERE `status` = 1 ORDER BY `list_order` DESC [ RunTime:0.000460s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'cmf_link', 'type' => 'ALL', 'possible_keys' => 'status', 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 3, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] SHOW COLUMNS FROM `cmf_theme_file` [ RunTime:0.054666s ]
[ SQL ] SELECT `more` FROM `cmf_theme_file` WHERE `theme` = 'default' AND ( `is_public` = 1 OR `file` = 'portal/index/word' ) [ RunTime:0.001111s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'cmf_theme_file', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8, 'extra' => 'Using where', ) ]
[ SQL ] SHOW COLUMNS FROM `cmf_option` [ RunTime:0.001727s ]
[ SQL ] SELECT `option_value` FROM `cmf_option` WHERE `option_name` = 'storage' LIMIT 1 [ RunTime:0.000195s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => NULL, 'type' => NULL, 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => NULL, 'extra' => 'Impossible WHERE noticed after reading const tables', ) ]

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