1. miaoski
  2. pm25
  3. 109368757
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-05T12:09:00
humidity 42.5
temperature 30.75
pm25 1.1575
geox 120.218
geoy 23.006