1. miaoski
  2. pm25
  3. 119192166
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-23T07:48:00
humidity 73.75
temperature 30.425
pm25 41.25
geox 120.218
geoy 23.006