1. miaoski
  2. pm25
  3. 120955153
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T17:22:00
humidity 80.64
temperature 28.06
pm25 46.6
geox 120.218
geoy 23.006