1. miaoski
  2. pm25
  3. 116521919
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-27T08:13:00
humidity 40
temperature 29.25
pm25 22.655833333333
geox 120.218
geoy 23.006