1. miaoski
  2. pm25
  3. 112764756
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-15T07:42:00
humidity 35.25
temperature 31.75
pm25 27.061666666667
geox 120.218
geoy 23.006