1. miaoski
  2. pm25
  3. 113584116
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-17T20:00:00
humidity 43.25
temperature 28.25
pm25 66.705833333333
geox 120.218
geoy 23.006