2025年05月31日:   00:00: 25.64mg/L;   01:00: 26.57mg/L;   02:00: 23.54mg/L;   03:00: 24.19mg/L;   04:00: 27.22mg/L;   05:00: 24.06mg/L;   06:00: 24.59mg/L; 07:00: 27.75mg/L;   08:00: 22.22mg/L;   09:00: 22.62mg/L;   11:00: 27.50mg/L; 12:00: 23.02mg/L;   13:00: 23.80mg/L;   14:00: 28.27mg/L;   15:00: 23.27mg/L;   16:00: 25.64mg/L;   17:00: 26.69mg/L; 18:00: 23.79mg/L;   19:00: 27.75mg/L;   20:00: 22.49mg/L;   21:00: 26.16mg/L;   22:00: 26.96mg/L;   23:00: 21.96