空气质量小常识
- 1、口罩小知识
-
常见的PM2.5口罩有N90,N95,N99等类型,其中数字90代表过滤效果在90%以上,95代表过滤效果在95%以上。过渡效果越好,相对呼吸也越困难,一般选择N90系列的口罩就足够了。
- 2、PM2.5和PM10的区别
- PM2.5指空气中直径≤2.5微米的颗粒物,可入肺。吸入过多易引发哮喘、支气管炎和心血管病等疾病。
PM10指空气中直径≤10微米的颗粒物,可入上呼吸道,但可排出体外,对人体危害相对较小。
- 3、雾霾是什么?
-
雾霾天气是一种大气污染状态,包含各种含量超标的悬浮颗粒物。雾是液态水珠,霾是固体,包括空气中的灰尘、硫酸、硝酸、可吸入颗粒物等粒子,会使能见度降低。两者结合在一起就是雾霾。
基本
文件
流程
错误
SQL
调试
- 请求信息 : 2026-01-16 11:19:17 HTTP/2.0 GET : https://m.tianqibao.com/aqi/panjin.html
- 运行时间 : 0.106248s [ 吞吐率:9.41req/s ] 内存消耗:6,533.80kb 文件加载:241
- 查询信息 : 29 queries
- 缓存信息 : 17 reads,4 writes
- 会话信息 : SESSION_ID=73dcbbc7f07a71f85635cf1d7c8ab8fd
- CONNECT:[ UseTime:0.000623s ] mysql:host=127.0.0.1;port=3306;dbname=tianqibao;charset=utf8mb4
- SHOW FULL COLUMNS FROM `sa_config` [ RunTime:0.000614s ]
- SHOW FULL COLUMNS FROM `sa_area` [ RunTime:0.001555s ]
- SELECT * FROM `sa_area` WHERE `pinyin` = 'panjin' LIMIT 1 [ RunTime:0.000386s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 111 LIMIT 1 [ RunTime:0.000250s ]
- SELECT * FROM `sa_area` WHERE `pid` = 6 AND `scenic_spots` = 0 LIMIT 15 [ RunTime:0.000463s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 101 LIMIT 1 [ RunTime:0.000315s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 102 LIMIT 1 [ RunTime:0.000424s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 103 LIMIT 1 [ RunTime:0.000431s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 104 LIMIT 1 [ RunTime:0.000417s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 105 LIMIT 1 [ RunTime:0.000399s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 106 LIMIT 1 [ RunTime:0.000445s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 107 LIMIT 1 [ RunTime:0.000396s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 108 LIMIT 1 [ RunTime:0.000414s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 109 LIMIT 1 [ RunTime:0.000393s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 110 LIMIT 1 [ RunTime:0.000404s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 111 LIMIT 1 [ RunTime:0.000603s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 112 LIMIT 1 [ RunTime:0.000838s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 113 LIMIT 1 [ RunTime:0.004235s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 114 LIMIT 1 [ RunTime:0.000705s ]
- SHOW FULL COLUMNS FROM `sa_area_weather` [ RunTime:0.003761s ]
- SELECT * FROM `sa_area_weather` WHERE `pid` = 111 LIMIT 1 [ RunTime:0.000468s ]
- SELECT COUNT(*) AS think_count FROM `sa_area_weather` WHERE `rank` = 1 LIMIT 1 [ RunTime:0.007212s ]
- SELECT COUNT(*) AS think_count FROM `sa_area_weather` WHERE `rank` = 1 AND `aqi` > 30 LIMIT 1 [ RunTime:0.013500s ]
- SELECT * FROM `sa_area` WHERE `id` IN (327,325,324,321,320,314,311,328,323,319) [ RunTime:0.001704s ]
- SELECT * FROM `sa_area` WHERE `id` IN (95,470,475,477,99,118,120,136,469,117) [ RunTime:0.000517s ]
- SELECT * FROM `sa_area` WHERE `id` IN (123,312,315,316,317,325,318,319,320,321) [ RunTime:0.000604s ]
- SELECT * FROM `sa_area` WHERE `id` IN (224,160,164,161,158,159,162,169,163,165) [ RunTime:0.000905s ]
- SHOW FULL COLUMNS FROM `sa_cms_pages` [ RunTime:0.000768s ]
- SELECT * FROM `sa_cms_pages` WHERE `status` = 1 ORDER BY `id` ASC LIMIT 6 [ RunTime:0.000404s ]

0.113734s