1. miaoski
  2. pm25
  3. 111785193
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-12T13:47:00
humidity 37
temperature 29.75
pm25 13.954166666667
geox 120.218
geoy 23.006