1. miaoski
  2. pm25
  3. 119193981
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-23T08:04:00
humidity 74.04
temperature 30.34
pm25 40.8
geox 120.218
geoy 23.006