1. miaoski
  2. pm25
  3. 113475907
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-17T07:36:00
humidity 36.75
temperature 32.25
pm25 33.2325
geox 120.218
geoy 23.006