1. miaoski
  2. pm25
  3. 116846515
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-28T09:43:00
humidity 74.583333333333
temperature 26.25
pm25 20.715
geox 120.218
geoy 23.006