1. miaoski
  2. pm25
  3. 114847268
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-21T08:15:00
humidity 46.25
temperature 30.416666666667
pm25 68.14
geox 120.218
geoy 23.006