1. miaoski
  2. pm25
  3. 119776278
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-25T07:40:00
humidity 57.32
temperature 32.48
pm25 30.4
geox 120.218
geoy 23.006