1. miaoski
  2. pm25
  3. 109749907
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-06T17:18:00
humidity 46.333333333333
temperature 30.5
pm25 6.41
geox 120.218
geoy 23.006