1. miaoski
  2. pm25
  3. 111216897
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-10T20:03:00
humidity 42.583333333333
temperature 28.75
pm25 26.0825
geox 120.218
geoy 23.006