1. miaoski
  2. pm25
  3. 120949651
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-28T15:58:00
humidity 78.3
temperature 28.9
pm25 54.5
geox 120.218
geoy 23.006