191问答库 > 空气质量:pm2.5:80,104这个标志是什么意思?

空气质量:pm2.5:80,104这个标志是什么意思?

2025-03-16 23:30:16
推荐回答（1个）
回答1：

是不是应该是PM2.5：80 PM10：104？如果是这样应该表示PM2.5浓度（粒径小于等于2.5um的颗粒物）为80ug/m3；PM10（粒径小于等于10um的颗粒物）浓度为104ug/m3.

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