1. miaoski
  2. pm25
  3. 119430091
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-24T02:40:00
humidity 72.725
temperature 30.4
pm25 42.75
geox 120.218
geoy 23.006