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 : 2025-12-25 00:25:28 HTTP/2.0 GET : https://m.tianqibao.com/aqi/wushan.html
- 运行时间 : 0.572068s [ 吞吐率:1.75req/s ] 内存消耗:6,512.37kb 文件加载:241
- 查询信息 : 35 queries
- 缓存信息 : 17 reads,9 writes
- 会话信息 : SESSION_ID=2b3af529ce019844e732468ab6d28597
- CONNECT:[ UseTime:0.006111s ] mysql:host=127.0.0.1;port=3306;dbname=tianqibao;charset=utf8mb4
- SHOW FULL COLUMNS FROM `sa_config` [ RunTime:0.004791s ]
- SHOW FULL COLUMNS FROM `sa_area` [ RunTime:0.002914s ]
- SELECT * FROM `sa_area` WHERE `is_hot` = 1 ORDER BY `update_time` DESC LIMIT 12 [ RunTime:0.003342s ]
- SELECT * FROM `sa_area` WHERE `level` = 1 [ RunTime:0.004735s ]
- SELECT * FROM `sa_area` WHERE `pinyin` = 'wushan' LIMIT 1 [ RunTime:0.004220s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 361 LIMIT 1 [ RunTime:0.006923s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 329 LIMIT 1 [ RunTime:0.007786s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 330 LIMIT 1 [ RunTime:0.006315s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 331 LIMIT 1 [ RunTime:0.005786s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 332 LIMIT 1 [ RunTime:0.003970s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 333 LIMIT 1 [ RunTime:0.004954s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 334 LIMIT 1 [ RunTime:0.003806s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 335 LIMIT 1 [ RunTime:0.002234s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 336 LIMIT 1 [ RunTime:0.002796s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 337 LIMIT 1 [ RunTime:0.005033s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 338 LIMIT 1 [ RunTime:0.003879s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 339 LIMIT 1 [ RunTime:0.002944s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 340 LIMIT 1 [ RunTime:0.002961s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 341 LIMIT 1 [ RunTime:0.002919s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 342 LIMIT 1 [ RunTime:0.003965s ]
- SELECT COUNT(*) AS think_count FROM `sa_area` WHERE `pid` = 343 LIMIT 1 [ RunTime:0.005026s ]
- SHOW FULL COLUMNS FROM `sa_area_weather` [ RunTime:0.007934s ]
- SELECT * FROM `sa_area_weather` WHERE `pid` = 361 LIMIT 1 [ RunTime:0.004511s ]
- SELECT COUNT(*) AS think_count FROM `sa_area_weather` WHERE `rank` = 1 LIMIT 1 [ RunTime:0.024868s ]
- SELECT COUNT(*) AS think_count FROM `sa_area_weather` WHERE `rank` = 1 AND `aqi` > 10 LIMIT 1 [ RunTime:0.019371s ]
- SELECT * FROM `sa_area_weather` WHERE `rank` = 1 ORDER BY `high_temp` DESC LIMIT 10 [ RunTime:0.023941s ]
- SELECT * FROM `sa_area` WHERE `id` IN (327,325,324,321,314,311,328,326,323,320) [ RunTime:0.002496s ]
- SELECT * FROM `sa_area_weather` WHERE `rank` = 1 ORDER BY `low_temp` ASC LIMIT 10 [ RunTime:0.012746s ]
- SELECT * FROM `sa_area` WHERE `id` IN (136,130,95,127,134,131,99,124,125,135) [ RunTime:0.007682s ]
- SELECT * FROM `sa_area_weather` WHERE `rank` = 1 ORDER BY `aqi` ASC LIMIT 10 [ RunTime:0.018701s ]
- SELECT * FROM `sa_area` WHERE `id` IN (123,296,304,308,361,306,307,203,208,212) [ RunTime:0.025461s ]
- SELECT * FROM `sa_area_weather` WHERE `rank` = 1 ORDER BY `aqi` DESC LIMIT 10 [ RunTime:0.012881s ]
- SELECT * FROM `sa_area` WHERE `id` IN (112,474,235,110,115,238,163,151,233,150) [ RunTime:0.005234s ]
- SHOW FULL COLUMNS FROM `sa_cms_pages` [ RunTime:0.005968s ]
- SELECT * FROM `sa_cms_pages` WHERE `status` = 1 ORDER BY `id` ASC LIMIT 6 [ RunTime:0.004542s ]

0.592409s