2020年07月3日: 01:00: 28.09mg/L;   03:00: 20.05mg/L;   05:00: 19.90mg/L;   07:00: 26.95mg/L;   09:00: 23.11mg/L;   11:00: 25.27mg/L;   13:00: 25.49mg/L;   15:00: 28.07mg/L;   17:00: 22.11mg/L;   19:00: 27.36mg/L;   21:00: 21.87mg/L;   23:00: 21.96mg/L.