1. miaoski
  2. pm25
  3. 120411213
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-10-27T01:36:00
humidity 68.82
temperature 29.32
pm25 36.2
geox 120.218
geoy 23.006