2025年05月14日:   00:00: 31.62mg/L;   01:00: 30.28mg/L;   02:00: 25.78mg/L;   03:00: 32.85mg/L;   04:00: 28.94mg/L;   05:00: 25.30mg/L;   06:00: 31.89mg/L;   07:00: 25.31mg/L;   08:00: 25.91mg/L;   09:00: 32.13mg/L;   11:00: 30.66mg/L; 12:00: 26.27mg/L;   13:00: 32.12mg/L;   14:00: 28.70mg/L;   15:00: 25.78mg/L;   16:00: 31.14mg/L;   17:00: 29.92mg/L; 18:00: 25.78mg/L;   19:00: 32.36mg/L;   20:00: 28.94mg/L;   21:00: 24.57mg/L;   22:00: 32.36mg/L;   23:00: 27.73