1. miaoski
  2. pm25
  3. 113010531
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-16T00:45:00
humidity 43.25
temperature 30.25
pm25 69.750833333333
geox 120.218
geoy 23.006