1. miaoski
  2. pm25
  3. 115966521
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-25T09:18:00
humidity 39.25
temperature 30.5
pm25 9.09
geox 120.218
geoy 23.006