1. miaoski
  2. pm25
  3. 109375922
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-07-28 06:03:00
humidity 48.75
temperature 34.583333333333
pm25 47.755833333333
geox 120.218
geoy 23.006