1. miaoski
  2. pm25
  3. 109374503
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-07-27 15:33:00
humidity 50.545454545455
temperature 28.636363636364
pm25 0.92545454545455
geox 120.218
geoy 23.006