中国环境保护部实时发布
珠山国家森林公园空气质量指数
空气质量小常识
- 1、口罩小知识
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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?
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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 : 2026-04-30 10:57:08 HTTP/2.0 GET : https://m.tianqibao.com/aqi/zsgjslgy.html
- 运行时间 : 4.912865s [ 吞吐率:0.20req/s ] 内存消耗:6,658.00kb 文件加载:241
- 查询信息 : 27 queries
- 缓存信息 : 17 reads,6 writes
- 会话信息 : SESSION_ID=b3f2ad9e495c9456971535206167f796
- CONNECT:[ UseTime:0.021544s ] mysql:host=127.0.0.1;port=3306;dbname=tianqibao;charset=utf8mb4
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- SHOW FULL COLUMNS FROM `sa_area` [ RunTime:0.004358s ]
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- SELECT COUNT(*) AS think_count FROM `sa_area_weather` WHERE `rank` = 1 LIMIT 1 [ RunTime:3.970121s ]
- SELECT COUNT(*) AS think_count FROM `sa_area_weather` WHERE `rank` = 1 AND `aqi` > 43 LIMIT 1 [ RunTime:0.053415s ]
- SELECT * FROM `sa_area_weather` WHERE `rank` = 1 ORDER BY `high_temp` DESC LIMIT 10 [ RunTime:0.022368s ]
- SELECT * FROM `sa_area` WHERE `id` IN (327,325,311,326,324,314,312,473,465,317) [ RunTime:0.001377s ]
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- SELECT * FROM `sa_cms_pages` WHERE `status` = 1 ORDER BY `id` ASC LIMIT 6 [ RunTime:0.004737s ]

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