1. miaoski
  2. pm25
  3. 113550031
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-17T17:29:00
humidity 41.75
temperature 28.75
pm25 72.346666666667
geox 120.218
geoy 23.006