1. miaoski
  2. pm25
  3. 113551838
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-17T18:11:00
humidity 42.583333333333
temperature 29.5
pm25 81.1975
geox 120.218
geoy 23.006