1. miaoski
  2. pm25
  3. 109375844
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-07-28 05:09:00
humidity 49
temperature 34.166666666667
pm25 39.12
geox 120.218
geoy 23.006