1. miaoski
  2. pm25
  3. 111748493
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-12T08:51:00
humidity 37.25
temperature 30.083333333333
pm25 2.77
geox 120.218
geoy 23.006