1. miaoski
  2. pm25
  3. 119481699
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-24T07:25:00
humidity 62.6
temperature 32.7
pm25 37.5
geox 120.218
geoy 23.006