1. miaoski
  2. pm25
  3. 121082904
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T21:37:00
humidity 81.775
temperature 27.75
pm25 52.75
geox 120.218
geoy 23.006